diff --git a/reactos/include/reactos/win32k/ntgdihdl.h b/reactos/include/reactos/win32k/ntgdihdl.h
index 2205c468d9b..1afdee9dfe8 100644
--- a/reactos/include/reactos/win32k/ntgdihdl.h
+++ b/reactos/include/reactos/win32k/ntgdihdl.h
@@ -54,8 +54,6 @@
 #define GDI_OBJECT_TYPE_METAFILE    0x00260000
 #define GDI_OBJECT_TYPE_ENHMETAFILE 0x00460000
 /* Following object types made up for ROS */
-#define GDI_OBJECT_TYPE_ENHMETADC   0x00740000
-#define GDI_OBJECT_TYPE_MEMDC       0x00750000
 #define GDI_OBJECT_TYPE_DONTCARE    0x007f0000
 /** Not really an object type. Forces GDI_FreeObj to be silent. */
 #define GDI_OBJECT_TYPE_SILENT      0x80000000