diff --git a/CMakeLists.txt b/CMakeLists.txt
index 681b914ab..18c17ebaa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -16,7 +16,7 @@ set(OKULAR_UI "" CACHE STRING "Which Okular user interface to build. Possible va
 option(FORCE_NOT_REQUIRED_DEPENDENCIES "List (semicolon-separated) of dependencies that will be downgraded from REQUIRED to RECOMMENDED")
 
 if (ANDROID AND (NOT FORCE_NOT_REQUIRED_DEPENDENCIES) AND (NOT FORCE_NOT_REQUIRED_DEPENDENCIES STREQUAL ""))
-    set(FORCE_NOT_REQUIRED_DEPENDENCIES "KF5Wallet;KF5DocTools;Qt6Qml;TIFF;JPEG;LibSpectre;KF5KExiv2;CHM;LibZip;DjVuLibre;EPub;Discount;")
+    set(FORCE_NOT_REQUIRED_DEPENDENCIES "KF6Wallet;KF6DocTools;Qt6Qml;TIFF;JPEG;LibSpectre;KF6KExiv2;CHM;LibZip;DjVuLibre;EPub;Discount;")
 endif()
 
 function(set_okular_optional_package_properties _name _props)
@@ -111,7 +111,7 @@ ecm_setup_qtplugin_macro_names(
         PACKAGE_SETUP_AUTOMOC_VARIABLES
 )
 
-find_package(KF5 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS
+find_package(KF6 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS
     Archive
     Bookmarks
     Completion
@@ -124,17 +124,17 @@ find_package(KF5 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS
     WindowSystem
 )
 
-find_package(KF5Wallet ${KF_REQUIRED_VERSION})
-set_okular_optional_package_properties(KF5Wallet PROPERTIES
+find_package(KF6Wallet ${KF_REQUIRED_VERSION})
+set_okular_optional_package_properties(KF6Wallet PROPERTIES
     PURPOSE "Required for document storing passwords in secure wallets.")
-if(KF5Wallet_FOUND)
+if(KF6Wallet_FOUND)
     set(HAVE_KWALLET 1)
 else()
     set(HAVE_KWALLET 0)
 endif()
 
-find_package(KF5DocTools ${KF_REQUIRED_VERSION})
-set_okular_optional_package_properties(KF5DocTools PROPERTIES
+find_package(KF6DocTools ${KF_REQUIRED_VERSION})
+set_okular_optional_package_properties(KF6DocTools PROPERTIES
     PURPOSE "Required for compiling and installing the user documentation.")
 
 find_package(Qt6Qml)
@@ -155,13 +155,13 @@ if (BUILD_DESKTOP)
     else()
         set(HAVE_DBUS 0)
     endif()
-    find_package(KF5 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS Parts Crash IconThemes TextWidgets)
+    find_package(KF6 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS Parts Crash IconThemes TextWidgets)
 
-    find_package(KF5Purpose)
-    set_okular_optional_package_properties(KF5Purpose PROPERTIES
+    find_package(KF6Purpose)
+    set_okular_optional_package_properties(KF6Purpose PROPERTIES
         DESCRIPTION "A framework for services and actions integration"
         PURPOSE "Required for enabling the share menu.")
-    if (KF5Purpose_FOUND)
+    if (KF6Purpose_FOUND)
         set(HAVE_PURPOSE 1)
     else()
         set(HAVE_PURPOSE 0)
@@ -179,14 +179,14 @@ endif()
 
 if (BUILD_MOBILE)
     find_package(Qt6 ${QT_REQUIRED_VERSION} CONFIG REQUIRED COMPONENTS Qml Quick)
-    find_package(KF5Kirigami2)
-    set_package_properties(KF5Kirigami2 PROPERTIES
+    find_package(KF6Kirigami2)
+    set_package_properties(KF6Kirigami2 PROPERTIES
         DESCRIPTION "A QtQuick based components set"
         PURPOSE "Required at runtime by the mobile app"
         TYPE RUNTIME
     )
-    find_package(KF5KirigamiAddons)
-    set_package_properties(KF5KirigamiAddons PROPERTIES
+    find_package(KF6KirigamiAddons)
+    set_package_properties(KF6KirigamiAddons PROPERTIES
         DESCRIPTION "A set of widgets for Kirigami along with  code to support them"
         PURPOSE "Required at runtime by the mobile app"
         TYPE RUNTIME
@@ -194,10 +194,10 @@ if (BUILD_MOBILE)
 endif()
 
 if(NOT WIN32 AND NOT ANDROID AND NOT APPLE)
-    find_package(KF5 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS
+    find_package(KF6 ${KF_REQUIRED_VERSION} REQUIRED COMPONENTS
         Activities
     )
-    set_package_properties("KF5Activities" PROPERTIES
+    set_package_properties("KF6Activities" PROPERTIES
         DESCRIPTION  "Activities interface library"
         URL "https://api.kde.org/frameworks/kactivities/html/"
         PURPOSE "Required for Activities integration.")
@@ -250,8 +250,8 @@ set_okular_optional_package_properties(LibSpectre PROPERTIES
         URL "https://libspectre.freedesktop.org"
         PURPOSE "Support for PS files in okular.")
 
-find_package(KF5KExiv2 CONFIG)
-set_okular_optional_package_properties(KF5KExiv2 PROPERTIES
+find_package(KF6KExiv2 CONFIG)
+set_okular_optional_package_properties(KF6KExiv2 PROPERTIES
         DESCRIPTION  "Wrapper around Exiv2 library"
         URL "https://commits.kde.org/libkexiv2"
         PURPOSE "Support for exif rotation in image files.")
@@ -283,8 +283,8 @@ set_okular_optional_package_properties(EPub PROPERTIES
         URL "http://sourceforge.net/projects/ebook-tools"
         PURPOSE "Support for EPub documents in Okular.")
 
-find_package(QMobipocket "2" CONFIG)
-set_okular_optional_package_properties(QMobipocket PROPERTIES
+find_package(QMobipocket6 "2" CONFIG)
+set_okular_optional_package_properties(QMobiPocket6 PROPERTIES
         DESCRIPTION  "A library for reading Mobipocket documents"
         URL "https://commits.kde.org/kdegraphics-mobipocket"
         PURPOSE "Support for Mobipocket documents in Okular.")
@@ -323,7 +323,7 @@ if(BUILD_TESTING)
    add_subdirectory( autotests )
 endif()
 
-if(KF5DocTools_FOUND)
+if(KF6DocTools_FOUND)
     add_subdirectory(doc)
 endif()
 
@@ -451,19 +451,19 @@ target_link_libraries(okularcore
 PRIVATE
     ${OKULAR_IOKIT}
     ${SHLWAPI}
-    KF5::Archive
-    KF5::KIOCore
-    KF5::KIOWidgets
-    KF5::I18n
-    KF5::ThreadWeaver
-    KF5::Bookmarks
+    KF6::Archive
+    KF6::KIOCore
+    KF6::KIOWidgets
+    KF6::I18n
+    KF6::ThreadWeaver
+    KF6::Bookmarks
     Qt6::Svg
     ${MATH_LIB}
     ZLIB::ZLIB
 PUBLIC  # these are included from the installed headers
-    KF5::CoreAddons
-    KF5::XmlGui
-    KF5::ConfigGui
+    KF6::CoreAddons
+    KF6::XmlGui
+    KF6::ConfigGui
     Qt6::PrintSupport
     Qt6::Widgets
 )
@@ -472,8 +472,8 @@ if (Phonon4Qt6_FOUND)
 endif()
 
 
-if (KF5Wallet_FOUND)
-    target_link_libraries(okularcore PRIVATE KF5::Wallet)
+if (KF6Wallet_FOUND)
+    target_link_libraries(okularcore PRIVATE KF6::Wallet)
 endif()
 if (TARGET Qt6::Qml)
     target_sources(okularcore PRIVATE
@@ -590,16 +590,16 @@ generate_export_header(okularpart BASE_NAME okularpart)
 target_link_libraries(okularpart okularcore
     ${MATH_LIB}
     Qt6::Svg
-    KF5::Archive
-    KF5::Bookmarks
-    KF5::I18n
-    KF5::IconThemes
-    KF5::ItemViews
-    KF5::KIOCore
-    KF5::KIOWidgets
-    KF5::Parts
-    KF5::WindowSystem
-    KF5::TextWidgets
+    KF6::Archive
+    KF6::Bookmarks
+    KF6::I18n
+    KF6::IconThemes
+    KF6::ItemViews
+    KF6::KIOCore
+    KF6::KIOWidgets
+    KF6::Parts
+    KF6::WindowSystem
+    KF6::TextWidgets
 )
 if (TARGET Qt6::DBus)
     target_link_libraries(okularpart Qt6::DBus)
@@ -608,12 +608,12 @@ if (Phonon4Qt6_FOUND)
    target_link_libraries(okularpart Phonon::phonon4qt6)
 endif()
 
-if(KF5Wallet_FOUND)
-    target_link_libraries(okularpart KF5::Wallet)
+if(KF6Wallet_FOUND)
+    target_link_libraries(okularpart KF6::Wallet)
 endif()
 
-if (KF5Purpose_FOUND)
-    target_link_libraries(okularpart KF5::PurposeWidgets)
+if (KF6Purpose_FOUND)
+    target_link_libraries(okularpart KF6::PurposeWidgets)
 endif()
 
 set_target_properties(okularpart PROPERTIES PREFIX "")
@@ -635,7 +635,7 @@ install(FILES okular.upd DESTINATION ${KDE_INSTALL_KCONFUPDATEDIR})
 install(FILES okular.categories  DESTINATION  ${KDE_INSTALL_LOGGINGCATEGORIESDIR})
 
 ki18n_install(po)
-if(KF5DocTools_FOUND)
+if(KF6DocTools_FOUND)
     kdoctools_install(po)
 endif()
 
diff --git a/Mainpage.dox b/Mainpage.dox
index ae9004116..502e479c0 100644
--- a/Mainpage.dox
+++ b/Mainpage.dox
@@ -411,13 +411,13 @@ add_definitions(-DTRANSLATION_DOMAIN="okular_magic")
 
 macro_optional_find_package(Okular)
 
-include_directories( ${OKULAR_INCLUDE_DIR} ${KF5_INCLUDE_DIR} ${QT_INCLUDES} )
+include_directories( ${OKULAR_INCLUDE_DIR} ${KF6_INCLUDE_DIR} ${QT_INCLUDES} )
 
 ########### next target ###############
 
 set( okularGenerator_magic_PART_SRCS generator_magic.cpp )
 
-target_link_libraries( okularGenerator_magic PRIVATE okularcore KF5::I18n KF5::KIOCore )
+target_link_libraries( okularGenerator_magic PRIVATE okularcore KF6::I18n KF6::KIOCore )
 
 install( TARGETS okularGenerator_magic DESTINATION ${PLUGIN_INSTALL_DIR} )
 
diff --git a/Okular5Config.cmake.in b/Okular5Config.cmake.in
index 6f9046d9c..e4e7a64d1 100644
--- a/Okular5Config.cmake.in
+++ b/Okular5Config.cmake.in
@@ -5,9 +5,9 @@ include(CMakeFindDependencyMacro)
 find_dependency(Qt5Core @QT_REQUIRED_VERSION@)
 find_dependency(Qt5PrintSupport @QT_REQUIRED_VERSION@)
 find_dependency(Qt5Widgets @QT_REQUIRED_VERSION@)
-find_dependency(KF5CoreAddons @KF5_REQUIRED_VERSION@)
-find_dependency(KF5Config @KF5_REQUIRED_VERSION@)
-find_dependency(KF5XmlGui @KF5_REQUIRED_VERSION@)
+find_dependency(KF6CoreAddons @KF6_REQUIRED_VERSION@)
+find_dependency(KF6Config @KF6_REQUIRED_VERSION@)
+find_dependency(KF6XmlGui @KF6_REQUIRED_VERSION@)
 
 @PACKAGE_SETUP_AUTOMOC_VARIABLES@
 
diff --git a/autotests/CMakeLists.txt b/autotests/CMakeLists.txt
index 73156d17e..536c29d66 100644
--- a/autotests/CMakeLists.txt
+++ b/autotests/CMakeLists.txt
@@ -12,9 +12,9 @@ macro(add_conf_unittest _source)
     Qt6::Test
     Qt6::Widgets
     Qt6::Xml
-    KF5::I18n
-    KF5::Completion
-    KF5::WidgetsAddons
+    KF6::I18n
+    KF6::Completion
+    KF6::WidgetsAddons
   )
 endmacro ()
 
@@ -61,12 +61,12 @@ endif()
 
 ecm_add_test(suggestedfilenametest.cpp
     TEST_NAME "suggestedfilenametest"
-    LINK_LIBRARIES Qt6::Test okularcore KF5::I18n
+    LINK_LIBRARIES Qt6::Test okularcore KF6::I18n
 )
 
 ecm_add_test(documenttest.cpp
     TEST_NAME "documenttest"
-    LINK_LIBRARIES Qt6::Widgets Qt6::Test Qt6::Xml okularcore KF5::ThreadWeaver
+    LINK_LIBRARIES Qt6::Widgets Qt6::Test Qt6::Xml okularcore KF6::ThreadWeaver
 )
 
 ecm_add_test(searchtest.cpp
@@ -81,7 +81,7 @@ ecm_add_test(annotationstest.cpp
 
 ecm_add_test(urldetecttest.cpp
     TEST_NAME "urldetecttest"
-    LINK_LIBRARIES Qt6::Widgets Qt6::Test Qt6::Xml KF5::CoreAddons
+    LINK_LIBRARIES Qt6::Widgets Qt6::Test Qt6::Xml KF6::CoreAddons
 )
 
 ecm_add_test(editannotationcontentstest.cpp testingutils.cpp
@@ -118,16 +118,15 @@ ecm_add_test(check_distinguished_name_parser.cpp
     TEST_NAME "distinguishednameparser"
     LINK_LIBRARIES Qt6::Test)
 
-if(KF5Activities_FOUND AND BUILD_DESKTOP)
-	ecm_add_test(mainshelltest.cpp ../shell/okular_main.cpp ../shell/shellutils.cpp ../shell/shell.cpp ../shell/welcomescreen.cpp ../shell/recentitemsmodel.cpp closedialoghelper.cpp
-		TEST_NAME "mainshelltest"
-		LINK_LIBRARIES Qt6::Test KF5::Activities okularpart okularcore
-	)
-	target_compile_definitions(mainshelltest PRIVATE OKULAR_BINARY="$<TARGET_FILE:okular>")
+if(KF6Activities_FOUND AND BUILD_DESKTOP)
+    ecm_add_test(mainshelltest.cpp ../shell/okular_main.cpp ../shell/shellutils.cpp ../shell/shell.cpp ../shell/welcomescreen.cpp ../shell/recentitemsmodel.cpp closedialoghelper.cpp
+        TEST_NAME "mainshelltest"
+        LINK_LIBRARIES Qt6::Test KF6::Activities okularpart okularcore
+    )
+    target_compile_definitions(mainshelltest PRIVATE OKULAR_BINARY="$<TARGET_FILE:okular>")
 
-	if (HAVE_X11)
-           target_link_libraries(mainshelltest Qt6::GuiPrivate)
-        endif()
+    if (HAVE_X11)
+       target_link_libraries(mainshelltest Qt6::GuiPrivate)
     endif()
 endif()
 
@@ -144,7 +143,7 @@ endif()
 
 ecm_add_test(generatorstest.cpp
     TEST_NAME "generatorstest"
-    LINK_LIBRARIES Qt6::Test KF5::CoreAddons okularcore
+    LINK_LIBRARIES Qt6::Test KF6::CoreAddons okularcore
 )
 target_compile_definitions(generatorstest PRIVATE GENERATORS_BUILD_DIR="${CMAKE_BINARY_DIR}/generators")
 
@@ -158,11 +157,11 @@ find_package(Discount)
 if(Discount_FOUND)
     ecm_add_test(markdowntest.cpp ../generators/markdown/converter.cpp
         TEST_NAME "markdowntest"
-        LINK_LIBRARIES Qt6::Test okularcore KF5::I18n PkgConfig::Discount
+        LINK_LIBRARIES Qt6::Test okularcore KF6::I18n PkgConfig::Discount
     )
 endif()
 
 ecm_add_test(toggleactionmenutest.cpp ../part/toggleactionmenu.cpp
     TEST_NAME "toggleactionmenutest"
-    LINK_LIBRARIES Qt6::Test KF5::WidgetsAddons
+    LINK_LIBRARIES Qt6::Test KF6::WidgetsAddons
 )
diff --git a/generators/CMakeLists.txt b/generators/CMakeLists.txt
index cf883450d..166b40c8d 100644
--- a/generators/CMakeLists.txt
+++ b/generators/CMakeLists.txt
@@ -22,7 +22,7 @@ endif(LIBSPECTRE_FOUND)
 
 add_subdirectory( kimgio )
 
-if(CHM_FOUND AND KF5KHtml_FOUND AND LIBZIP_FOUND)
+if(FALSE)
   add_subdirectory( chm )
 endif()
 
@@ -54,7 +54,7 @@ endif(EPUB_FOUND)
 
 add_subdirectory(txt)
 
-if(QMobipocket_FOUND)
+if(QMobipocket6_FOUND)
   add_subdirectory(mobipocket)
 endif()
 
diff --git a/generators/chm/CMakeLists.txt b/generators/chm/CMakeLists.txt
index ee0746ca2..5d569499f 100644
--- a/generators/chm/CMakeLists.txt
+++ b/generators/chm/CMakeLists.txt
@@ -21,14 +21,14 @@ set(okularGenerator_chmlib_SRCS
 
 okular_add_generator(okularGenerator_chmlib ${okularGenerator_chmlib_SRCS})
 target_include_directories(okularGenerator_chmlib PRIVATE ${CHM_INCLUDE_DIR} ${LIBZIP_INCLUDE_DIR})
-target_link_libraries(okularGenerator_chmlib  okularcore ${CHM_LIBRARY} ${LIBZIP_LIBRARY} KF5::KHtml)
+target_link_libraries(okularGenerator_chmlib  okularcore ${CHM_LIBRARY} ${LIBZIP_LIBRARY} KF6::KHtml)
 
 ########### autotests ###############
 
 add_definitions( -DKDESRCDIR="${CMAKE_CURRENT_SOURCE_DIR}/" )
 ecm_add_test(autotests/chmgeneratortest.cpp
     TEST_NAME "chmgeneratortest"
-    LINK_LIBRARIES Qt6::Test KF5::CoreAddons okularcore
+    LINK_LIBRARIES Qt6::Test KF6::CoreAddons okularcore
 )
 
 target_compile_definitions(chmgeneratortest PRIVATE -DGENERATOR_PATH="$<TARGET_FILE:okularGenerator_chmlib>")
diff --git a/generators/chm/kio-msits/CMakeLists.txt b/generators/chm/kio-msits/CMakeLists.txt
index bce89560f..c668ec461 100644
--- a/generators/chm/kio-msits/CMakeLists.txt
+++ b/generators/chm/kio-msits/CMakeLists.txt
@@ -10,4 +10,4 @@ include_directories(
 set(kio_msits_PART_SRCS msits.cpp kio_mits_debug.cpp)
 
 kcoreaddons_add_plugin(kio_msits SOURCES ${kio_msits_PART_SRCS} INSTALL_NAMESPACE "kf5/kio")
-target_link_libraries(kio_msits  KF5::KIOCore Qt6::Core ${CHM_LIBRARY} Qt6::Network)
+target_link_libraries(kio_msits  KF6::KIOCore Qt6::Core ${CHM_LIBRARY} Qt6::Network)
diff --git a/generators/comicbook/CMakeLists.txt b/generators/comicbook/CMakeLists.txt
index 05f0bee01..9446bc3a2 100644
--- a/generators/comicbook/CMakeLists.txt
+++ b/generators/comicbook/CMakeLists.txt
@@ -11,14 +11,14 @@ set( okularGenerator_comicbook_PART_SRCS
    )
 
 add_library(okular_comicbook STATIC ${okularGenerator_comicbook_PART_SRCS})
-target_link_libraries(okular_comicbook okularcore KF5::I18n KF5::Archive)
+target_link_libraries(okular_comicbook okularcore KF6::I18n KF6::Archive)
 
 okular_add_generator(okularGenerator_comicbook generator_comicbook.cpp)
 target_link_libraries(okularGenerator_comicbook okular_comicbook)
 if (UNIX AND NOT ANDROID)
-   find_package(KF5Pty REQUIRED)
+   find_package(KF6Pty REQUIRED)
    target_compile_definitions(okular_comicbook PRIVATE -DWITH_KPTY=1)
-   target_link_libraries(okular_comicbook KF5::Pty)
+   target_link_libraries(okular_comicbook KF6::Pty)
 endif ()
 
 if (KArchive_HAVE_LZMA)
@@ -30,7 +30,7 @@ endif()
 add_definitions( -DKDESRCDIR="${CMAKE_CURRENT_SOURCE_DIR}/" )
 ecm_add_test(autotests/comicbooktest.cpp
     TEST_NAME "comicbooktest"
-    LINK_LIBRARIES Qt6::Test KF5::CoreAddons okularcore okular_comicbook
+    LINK_LIBRARIES Qt6::Test KF6::CoreAddons okularcore okular_comicbook
 )
 
 ########### install files ###############
diff --git a/generators/djvu/CMakeLists.txt b/generators/djvu/CMakeLists.txt
index 6a70769cd..d75b7b5b0 100644
--- a/generators/djvu/CMakeLists.txt
+++ b/generators/djvu/CMakeLists.txt
@@ -12,7 +12,7 @@ set(okularGenerator_djvu_SRCS
 okular_add_generator(okularGenerator_djvu ${okularGenerator_djvu_SRCS})
 
 target_include_directories(okularGenerator_djvu PRIVATE ${DJVULIBRE_INCLUDE_DIR})
-target_link_libraries(okularGenerator_djvu okularcore ${DJVULIBRE_LIBRARY} KF5::I18n)
+target_link_libraries(okularGenerator_djvu okularcore ${DJVULIBRE_LIBRARY} KF6::I18n)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_djvu.desktop org.kde.mobile.okular_djvu.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/dvi/CMakeLists.txt b/generators/dvi/CMakeLists.txt
index d30182e1d..936449d5b 100644
--- a/generators/dvi/CMakeLists.txt
+++ b/generators/dvi/CMakeLists.txt
@@ -45,7 +45,7 @@ set(okularGenerator_dvi_SRCS
 
 okular_add_generator(okularGenerator_dvi ${okularGenerator_dvi_SRCS})
 
-target_link_libraries(okularGenerator_dvi okularcore KF5::I18n)
+target_link_libraries(okularGenerator_dvi okularcore KF6::I18n)
 if (FREETYPE_FOUND)
    target_link_libraries(okularGenerator_dvi Freetype::Freetype)
 endif (FREETYPE_FOUND)
diff --git a/generators/epub/CMakeLists.txt b/generators/epub/CMakeLists.txt
index c55cee961..5f45820c0 100644
--- a/generators/epub/CMakeLists.txt
+++ b/generators/epub/CMakeLists.txt
@@ -14,7 +14,7 @@ set(okularGenerator_epub_PART_SRCS
 okular_add_generator(okularGenerator_epub ${okularGenerator_epub_PART_SRCS})
 
 target_include_directories(okularGenerator_epub PRIVATE ${EPUB_INCLUDE_DIR})
-target_link_libraries(okularGenerator_epub okularcore ${EPUB_LIBRARIES} KF5::I18n Qt6::Widgets Qt6::Xml)
+target_link_libraries(okularGenerator_epub okularcore ${EPUB_LIBRARIES} KF6::I18n Qt6::Widgets Qt6::Xml)
 
 
 ########### autotests ###############
@@ -22,7 +22,7 @@ target_link_libraries(okularGenerator_epub okularcore ${EPUB_LIBRARIES} KF5::I18
 add_definitions( -DKDESRCDIR="${CMAKE_CURRENT_SOURCE_DIR}/" )
 ecm_add_test(autotests/epubgeneratortest.cpp
     TEST_NAME "epubgeneratortest"
-    LINK_LIBRARIES Qt6::Test KF5::CoreAddons okularcore
+    LINK_LIBRARIES Qt6::Test KF6::CoreAddons okularcore
 )
 
 
diff --git a/generators/fax/CMakeLists.txt b/generators/fax/CMakeLists.txt
index 501bc68d3..d95c752a8 100644
--- a/generators/fax/CMakeLists.txt
+++ b/generators/fax/CMakeLists.txt
@@ -7,7 +7,7 @@ set(okularGenerator_fax_PART_SRCS generator_fax.cpp faxdocument.cpp faxexpand.cp
 
 okular_add_generator(okularGenerator_fax ${okularGenerator_fax_PART_SRCS})
 
-target_link_libraries(okularGenerator_fax okularcore KF5::I18n Qt6::Xml)
+target_link_libraries(okularGenerator_fax okularcore KF6::I18n Qt6::Xml)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_fax.desktop org.kde.mobile.okular_fax.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/fictionbook/CMakeLists.txt b/generators/fictionbook/CMakeLists.txt
index 1536dac90..251b8c17d 100644
--- a/generators/fictionbook/CMakeLists.txt
+++ b/generators/fictionbook/CMakeLists.txt
@@ -12,7 +12,7 @@ set(okularGenerator_fb_PART_SRCS
 
 okular_add_generator(okularGenerator_fb ${okularGenerator_fb_PART_SRCS})
 
-target_link_libraries(okularGenerator_fb okularcore KF5::Archive KF5::I18n Qt6::Xml)
+target_link_libraries(okularGenerator_fb okularcore KF6::Archive KF6::I18n Qt6::Xml)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_fb.desktop org.kde.mobile.okular_fb.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/kimgio/CMakeLists.txt b/generators/kimgio/CMakeLists.txt
index 3788ed5ae..6dab0045b 100644
--- a/generators/kimgio/CMakeLists.txt
+++ b/generators/kimgio/CMakeLists.txt
@@ -4,14 +4,14 @@ add_definitions(-DTRANSLATION_DOMAIN="okular_kimgio")
 ########### next target ###############
 
 okular_add_generator(okularGenerator_kimgio generator_kimgio.cpp)
-target_link_libraries(okularGenerator_kimgio okularcore KF5::I18n)
+target_link_libraries(okularGenerator_kimgio okularcore KF6::I18n)
 
-if(KF5KExiv2_FOUND)
+if(KF6KExiv2_FOUND)
     target_compile_definitions(okularGenerator_kimgio PRIVATE -DWITH_KEXIV=1)
-    target_link_libraries(okularGenerator_kimgio KF5::KExiv2)
+    target_link_libraries(okularGenerator_kimgio KF6::KExiv2)
 endif()
 
-if(BUILD_TESTING AND BUILD_DESKTOP AND KF5KExiv2_FOUND)
+if(BUILD_TESTING AND BUILD_DESKTOP AND KF6KExiv2_FOUND)
     add_definitions( -DKDESRCDIR="${CMAKE_CURRENT_SOURCE_DIR}/" )
     set( kimgiotest_SRCS tests/kimgiotest.cpp ${CMAKE_SOURCE_DIR}/gui/pagepainter.cpp ${CMAKE_SOURCE_DIR}/gui/guiutils.cpp ${CMAKE_SOURCE_DIR}/gui/debug_ui.cpp )
     ecm_add_test(${kimgiotest_SRCS} TEST_NAME "kimgiotest" LINK_LIBRARIES okularcore okularpart Qt6::Svg Qt6::Test)
diff --git a/generators/markdown/CMakeLists.txt b/generators/markdown/CMakeLists.txt
index 14df66df7..ddc74d4d2 100644
--- a/generators/markdown/CMakeLists.txt
+++ b/generators/markdown/CMakeLists.txt
@@ -11,7 +11,7 @@ set(okularGenerator_md_PART_SRCS
 
 okular_add_generator(okularGenerator_md ${okularGenerator_md_PART_SRCS})
 
-target_link_libraries(okularGenerator_md PRIVATE okularcore KF5::I18n PkgConfig::Discount)
+target_link_libraries(okularGenerator_md PRIVATE okularcore KF6::I18n PkgConfig::Discount)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_md.desktop org.kde.mobile.okular_md.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/mobipocket/CMakeLists.txt b/generators/mobipocket/CMakeLists.txt
index 61c865359..efd84a29e 100644
--- a/generators/mobipocket/CMakeLists.txt
+++ b/generators/mobipocket/CMakeLists.txt
@@ -11,7 +11,7 @@ set(okularGenerator_mobi_PART_SRCS
 
 okular_add_generator(okularGenerator_mobi ${okularGenerator_mobi_PART_SRCS})
 
-target_link_libraries(okularGenerator_mobi okularcore qmobipocket KF5::I18n Qt6::Gui)
+target_link_libraries(okularGenerator_mobi okularcore QMobipocket6 KF6::I18n Qt6::Gui)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_mobi.desktop org.kde.mobile.okular_mobi.desktop DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/plucker/CMakeLists.txt b/generators/plucker/CMakeLists.txt
index c9f8d56bd..b4533a03d 100644
--- a/generators/plucker/CMakeLists.txt
+++ b/generators/plucker/CMakeLists.txt
@@ -18,7 +18,7 @@ set(okularGenerator_plucker_SRCS
 okular_add_generator(okularGenerator_plucker ${okularGenerator_plucker_SRCS} ${qunpluck_SRCS})
 
 target_include_directories(okularGenerator_plucker PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/unpluck)
-target_link_libraries(okularGenerator_plucker okularcore KF5::I18n ${MATH_LIB} JPEG::JPEG ZLIB::ZLIB)
+target_link_libraries(okularGenerator_plucker okularcore KF6::I18n ${MATH_LIB} JPEG::JPEG ZLIB::ZLIB)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_plucker.desktop org.kde.mobile.okular_plucker.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/poppler/CMakeLists.txt b/generators/poppler/CMakeLists.txt
index 23916713c..a7ec0bc51 100644
--- a/generators/poppler/CMakeLists.txt
+++ b/generators/poppler/CMakeLists.txt
@@ -28,7 +28,7 @@ kconfig_add_kcfg_files(okularGenerator_poppler_PART_SRCS GENERATE_MOC conf/pdfse
 
 okular_add_generator(okularGenerator_poppler ${okularGenerator_poppler_PART_SRCS})
 
-target_link_libraries(okularGenerator_poppler okularcore KF5::I18n KF5::Completion KF5::KIOWidgets Poppler::Qt6 Qt6::Xml)
+target_link_libraries(okularGenerator_poppler okularcore KF6::I18n KF6::Completion KF6::KIOWidgets Poppler::Qt6 Qt6::Xml)
 
 ########### autotests ###############
 
diff --git a/generators/spectre/CMakeLists.txt b/generators/spectre/CMakeLists.txt
index de0ad8b94..6c4f15986 100644
--- a/generators/spectre/CMakeLists.txt
+++ b/generators/spectre/CMakeLists.txt
@@ -21,7 +21,7 @@ kconfig_add_kcfg_files(okularGenerator_ghostview_SRCS conf/gssettings.kcfgc )
 okular_add_generator(okularGenerator_ghostview ${okularGenerator_ghostview_SRCS})
 
 target_include_directories(okularGenerator_ghostview PRIVATE ${LIBSPECTRE_INCLUDE_DIR})
-target_link_libraries(okularGenerator_ghostview okularcore ${LIBSPECTRE_LIBRARY} KF5::I18n Qt6::Xml)
+target_link_libraries(okularGenerator_ghostview okularcore ${LIBSPECTRE_LIBRARY} KF6::I18n Qt6::Xml)
 
 ########### install files ###############
 
diff --git a/generators/tiff/CMakeLists.txt b/generators/tiff/CMakeLists.txt
index a4503af1f..3811ec907 100644
--- a/generators/tiff/CMakeLists.txt
+++ b/generators/tiff/CMakeLists.txt
@@ -8,7 +8,7 @@ set(okularGenerator_tiff_SRCS
 )
 
 okular_add_generator(okularGenerator_tiff ${okularGenerator_tiff_SRCS})
-target_link_libraries(okularGenerator_tiff okularcore TIFF::TIFF KF5::I18n)
+target_link_libraries(okularGenerator_tiff okularcore TIFF::TIFF KF6::I18n)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_tiff.desktop org.kde.mobile.okular_tiff.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/txt/CMakeLists.txt b/generators/txt/CMakeLists.txt
index 7af80d32b..9171ccc7b 100644
--- a/generators/txt/CMakeLists.txt
+++ b/generators/txt/CMakeLists.txt
@@ -12,7 +12,7 @@ set(okularGenerator_txt_SRCS
 
 okular_add_generator(okularGenerator_txt ${okularGenerator_txt_SRCS})
 
-target_link_libraries(okularGenerator_txt okularcore Qt6::Core KF5::I18n)
+target_link_libraries(okularGenerator_txt okularcore Qt6::Core KF6::I18n)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_txt.desktop org.kde.mobile.okular_txt.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/generators/xps/CMakeLists.txt b/generators/xps/CMakeLists.txt
index 1fc7b92ae..e6dcdacf4 100644
--- a/generators/xps/CMakeLists.txt
+++ b/generators/xps/CMakeLists.txt
@@ -9,7 +9,7 @@ set(okularGenerator_xps_SRCS
 
 okular_add_generator(okularGenerator_xps ${okularGenerator_xps_SRCS})
 
-target_link_libraries(okularGenerator_xps okularcore KF5::Archive KF5::I18n Qt6::PrintSupport Qt6::Xml)
+target_link_libraries(okularGenerator_xps okularcore KF6::Archive KF6::I18n Qt6::PrintSupport Qt6::Xml)
 
 ########### install files ###############
 install( PROGRAMS okularApplication_xps.desktop org.kde.mobile.okular_xps.desktop  DESTINATION  ${KDE_INSTALL_APPDIR} )
diff --git a/mobile/app/CMakeLists.txt b/mobile/app/CMakeLists.txt
index 51f765234..646842e1c 100644
--- a/mobile/app/CMakeLists.txt
+++ b/mobile/app/CMakeLists.txt
@@ -5,7 +5,7 @@ include_directories(
   ${CMAKE_CURRENT_BINARY_DIR}/../../
 )
 add_executable(okularkirigami main.cpp app.qrc)
-target_link_libraries(okularkirigami Qt6::Widgets Qt6::Qml KF5::I18n KF5::CoreAddons)
+target_link_libraries(okularkirigami Qt6::Widgets Qt6::Qml KF6::I18n KF6::CoreAddons)
 if (ANDROID)
     target_sources(okularkirigami PRIVATE android.cpp)
 
diff --git a/mobile/components/CMakeLists.txt b/mobile/components/CMakeLists.txt
index c47c2bd78..71d742812 100644
--- a/mobile/components/CMakeLists.txt
+++ b/mobile/components/CMakeLists.txt
@@ -23,9 +23,9 @@ target_link_libraries(okularplugin
         Qt6::Core
         Qt6::Xml
         Qt6::Svg
-        KF5::Bookmarks
-        KF5::I18n
-        KF5::Service
+        KF6::Bookmarks
+        KF6::I18n
+        KF6::Service
         okularcore
         )
 
diff --git a/shell/CMakeLists.txt b/shell/CMakeLists.txt
index 409fce4b2..882961244 100644
--- a/shell/CMakeLists.txt
+++ b/shell/CMakeLists.txt
@@ -25,14 +25,14 @@ ecm_add_app_icon(okular_SRCS ICONS ${ICONS_SRCS})
 
 add_executable(okular ${okular_SRCS})
 
-target_link_libraries(okular KF5::I18n KF5::Parts KF5::WindowSystem KF5::Crash KF5::IconThemes)
+target_link_libraries(okular KF6::I18n KF6::Parts KF6::WindowSystem KF6::Crash KF6::IconThemes)
 if (TARGET Qt6::DBus)
     target_link_libraries(okular Qt6::DBus)
 endif()
-if(TARGET KF5::Activities)
+if(TARGET KF6::Activities)
     target_compile_definitions(okular PUBLIC -DWITH_KACTIVITIES=1)
 
-	target_link_libraries(okular KF5::Activities)
+	target_link_libraries(okular KF6::Activities)
 endif()
 
 if (HAVE_X11)