1 files changed, 1 insertions, 1 deletions

diff --git a/src/nsfns.m b/src/nsfns.m
index 23362433a39..20b021c6f5d 100644
--- a/src/nsfns.m
+++ b/src/nsfns.m
@@ -1057,7 +1057,7 @@ unwind_create_frame (Lisp_Object frame)
     return Qnil;
 
   /* If frame is ``official'', nothing to do.  */
-  if (!CONSP (Vframe_list) || !EQ (XCAR (Vframe_list), frame))
+  if (NILP (Fmemq (frame, Vframe_list)))
     {
 #if GLYPH_DEBUG && XASSERTS
       struct ns_display_info *dpyinfo = FRAME_X_DISPLAY_INFO (f);