diff --git a/source/blender/makesdna/DNA_mask_types.h b/source/blender/makesdna/DNA_mask_types.h
index 475c4168fcb..b34a6c9b12f 100644
--- a/source/blender/makesdna/DNA_mask_types.h
+++ b/source/blender/makesdna/DNA_mask_types.h
@@ -51,9 +51,6 @@ typedef struct Mask {
 
 	int flag;  /* for anim info */
 	int pad;
-
-	/* XXX: cache data, remove as soon as rasterizer is multithreaded */
-	void *raster_cache;
 } Mask;
 
 typedef struct MaskParent {