diff --git a/src/nsterm.m b/src/nsterm.m
index f094b145fe30..bd1b46db2d0c 100644
--- a/src/nsterm.m
+++ b/src/nsterm.m
@@ -5802,6 +5802,10 @@ - (id)init
 			  selector: @selector(updateMonitors:)
 			      name: NSApplicationDidChangeScreenParametersNotification
 			    object: nil];
+  [notification_center addObserver: self
+			  selector: @selector(windowDidChangeScreen:)
+			      name: NSWindowDidChangeScreenNotification
+			    object: nil];
 #endif
 
   return self;
@@ -6033,6 +6037,11 @@ - (void) updateMonitors: (NSNotification *) notification
 
   kbd_buffer_store_event (&ie);
 }
+
+- (void) windowDidChangeScreen: (NSNotification *) notification
+{
+  [[NSApp mainMenu] windowDidChangeScreen:notification];
+}
 #endif
 
 /* **************************************************************************