1 files changed, 1 insertions, 1 deletions

diff --git a/src/xterm.c b/src/xterm.c
index f8ac23e53b9..6ab4a03002d 100644
--- a/src/xterm.c
+++ b/src/xterm.c
@@ -11551,7 +11551,7 @@ x_make_frame_visible (struct frame *f)
     poll_for_input_1 ();
     poll_suppress_count = old_poll_suppress_count;
 #endif
-    if (FRAME_VISIBLE_P (f))
+    if (! FRAME_VISIBLE_P (f))
       x_wait_for_event (f, MapNotify);
   }
 }