diff --git a/dlls/quartz/parser.c b/dlls/quartz/parser.c
index 8e85456118e..9bbda092031 100644
--- a/dlls/quartz/parser.c
+++ b/dlls/quartz/parser.c
@@ -23,14 +23,9 @@
 #include "control_private.h"
 #include "pin.h"
 
-#include "uuids.h"
-#include "aviriff.h"
-#include "mmreg.h"
 #include "vfwmsgs.h"
 #include "amvideo.h"
 
-#include "fourcc.h"
-
 #include "wine/unicode.h"
 #include "wine/debug.h"
 
diff --git a/dlls/quartz/systemclock.c b/dlls/quartz/systemclock.c
index d78611f869c..ff1a28ad822 100644
--- a/dlls/quartz/systemclock.c
+++ b/dlls/quartz/systemclock.c
@@ -22,7 +22,6 @@
 
 #include "wine/debug.h"
 #include "wine/unicode.h"
-#include "uuids.h"
 #include <assert.h>
 
 WINE_DEFAULT_DEBUG_CHANNEL(quartz);
diff --git a/dlls/quartz/transform.c b/dlls/quartz/transform.c
index 13bd308f872..9adaf174411 100644
--- a/dlls/quartz/transform.c
+++ b/dlls/quartz/transform.c
@@ -24,17 +24,11 @@
 #include "control_private.h"
 #include "pin.h"
 
-#include "uuids.h"
-#include "aviriff.h"
-#include "mmreg.h"
-#include "vfwmsgs.h"
 #include "amvideo.h"
 #include "windef.h"
 #include "winbase.h"
 #include "dshow.h"
 #include "strmif.h"
-#include "vfwmsgs.h"
-#include "evcode.h"
 #include "vfw.h"
 
 #include <assert.h>
diff --git a/dlls/quartz/videorenderer.c b/dlls/quartz/videorenderer.c
index a7df440cff7..b42338c62d0 100644
--- a/dlls/quartz/videorenderer.c
+++ b/dlls/quartz/videorenderer.c
@@ -27,10 +27,8 @@
 #include "pin.h"
 
 #include "uuids.h"
-#include "mmreg.h"
 #include "vfwmsgs.h"
 #include "amvideo.h"
-#include "fourcc.h"
 #include "windef.h"
 #include "winbase.h"
 #include "dshow.h"
diff --git a/dlls/quartz/waveparser.c b/dlls/quartz/waveparser.c
index 3997782cf8b..cbb387e1dbd 100644
--- a/dlls/quartz/waveparser.c
+++ b/dlls/quartz/waveparser.c
@@ -24,7 +24,6 @@
 
 #include "uuids.h"
 #include "aviriff.h"
-#include "mmreg.h"
 #include "vfwmsgs.h"
 #include "mmsystem.h"