diff --git a/cmake/modules/FindKadmos.cmake b/cmake/modules/FindKadmos.cmake
index f75d939de..f5f7f2e98 100644
--- a/cmake/modules/FindKadmos.cmake
+++ b/cmake/modules/FindKadmos.cmake
@@ -35,9 +35,9 @@ if (KADMOS_FOUND)
       message(STATUS "Found kadmos: ${KADMOS_LIBRARIES}")
    endif (NOT Kadmos_FIND_QUIETLY)
 else (KADMOS_FOUND)
-   if (NOT Kadmos_FIND_QUIETLY)
-      message(STATUS "didn't find KADMOS")
-   endif (NOT Kadmos_FIND_QUIETLY)
+   if (NOT Kadmos_FIND_REQUIRED)
+      message(FATAL_ERROR "didn't find KADMOS")
+   endif (NOT Kadmos_FIND_REQUIRED)
 endif (KADMOS_FOUND)
 
 MARK_AS_ADVANCED(KADMOS_INCLUDE_DIR KADMOS_LIBRARIES KADMOS_LIBRARY)
diff --git a/cmake/modules/FindOkular.cmake b/cmake/modules/FindOkular.cmake
index 17aa97a5b..ee82d6173 100644
--- a/cmake/modules/FindOkular.cmake
+++ b/cmake/modules/FindOkular.cmake
@@ -50,7 +50,7 @@ IF (OKULAR_FOUND)
      endif(NOT Okular_FIND_QUIETLY)
 ELSE (OKULAR_FOUND)
      if (Okular_FIND_REQUIRED)
-        MESSAGE (STATUS "Okular Generator not found." )
+        MESSAGE (FATAL_ERROR "Okular Generator not found." )
      endif (Okular_FIND_REQUIRED)
 ENDIF (OKULAR_FOUND)