diff --git a/source/blender/blenkernel/intern/collection.c b/source/blender/blenkernel/intern/collection.c
index c85632b423b..9cec20a8f2b 100644
--- a/source/blender/blenkernel/intern/collection.c
+++ b/source/blender/blenkernel/intern/collection.c
@@ -130,7 +130,7 @@ bool BKE_collection_delete(Main *bmain, Collection *collection, bool hierarchy)
 {
 	/* Master collection is not real datablock, can't be removed. */
 	if (collection->flag & COLLECTION_IS_MASTER) {
-		BLI_assert("!Scene master collection can't be deleted");
+		BLI_assert(!"Scene master collection can't be deleted");
 		return false;
 	}