diff --git a/src/SFML/Window/OSX/SFWindowController.mm b/src/SFML/Window/OSX/SFWindowController.mm
index 50e0208fe..e8676e698 100644
--- a/src/SFML/Window/OSX/SFWindowController.mm
+++ b/src/SFML/Window/OSX/SFWindowController.mm
@@ -308,6 +308,8 @@
 -(void)closeWindow
 {
     [myWindow close];
+    [myWindow setDelegate:nil];
+    [self setRequesterTo:0];
 }