diff --git a/src/manage.c b/src/manage.c
index 9835aa2a..328858a9 100644
--- a/src/manage.c
+++ b/src/manage.c
@@ -65,7 +65,7 @@ void restore_geometry(void) {
         }
 
     /* Make sure our changes reach the X server, we restart/exit now */
-    xcb_flush(conn);
+    xcb_aux_sync(conn);
 }
 
 /*