diff --git a/source/blender/blenloader/intern/readfile.c b/source/blender/blenloader/intern/readfile.c
index 6f154ce587f..b23dc86a74f 100644
--- a/source/blender/blenloader/intern/readfile.c
+++ b/source/blender/blenloader/intern/readfile.c
@@ -1189,6 +1189,9 @@ static void direct_link_curvemapping(FileData *fd, CurveMapping *cumap)
 {
 	int a;
 	
+	/* flag seems to be able to hang? Maybe old files... not bad to clear anyway */
+	cumap->flag &= ~CUMA_PREMULLED;
+	
 	for(a=0; a<CM_TOT; a++) {
 		cumap->cm[a].curve= newdataadr(fd, cumap->cm[a].curve);
 		cumap->cm[a].table= NULL;