diff --git a/include/gdiplusenums.h b/include/gdiplusenums.h
index 69c81540ffc..d0fc11b307e 100644
--- a/include/gdiplusenums.h
+++ b/include/gdiplusenums.h
@@ -299,13 +299,6 @@ enum HotkeyPrefix
     HotkeyPrefixHide   = 2
 };
 
-enum PaletteFlags
-{
-    PaletteFlagsHasAlpha        = 1,
-    PaletteFlagsGrayScale       = 2,
-    PaletteFlagsHalftone        = 4
-};
-
 enum ImageCodecFlags
 {
     ImageCodecFlagsEncoder          = 1,
diff --git a/include/gdipluspixelformats.h b/include/gdipluspixelformats.h
index acfc25f34f8..7e6b327c9e5 100644
--- a/include/gdipluspixelformats.h
+++ b/include/gdipluspixelformats.h
@@ -74,6 +74,13 @@ static inline UINT GetPixelFormatSize(PixelFormat format)
     return (format >> 8) & 0xff;
 }
 
+enum PaletteFlags
+{
+    PaletteFlagsHasAlpha        = 1,
+    PaletteFlagsGrayScale       = 2,
+    PaletteFlagsHalftone        = 4
+};
+
 #ifdef __cplusplus
 
 struct ColorPalette