--- a/src/video/cocoa/SDL_cocoawindow.m	Tue Jun 04 13:53:55 2013 -0700
+++ b/src/video/cocoa/SDL_cocoawindow.m	Tue Jun 04 14:54:49 2013 -0700
@@ -240,12 +240,13 @@
 - (void)windowDidBecomeKey:(NSNotification *)aNotification
 {
     SDL_Window *window = _data->window;
+    SDL_Mouse *mouse = SDL_GetMouse();
 
     /* We're going to get keyboard events, since we're key. */
     SDL_SetKeyboardFocus(window);
 
     /* If we just gained focus we need the updated mouse position */
-    {
+    if (!mouse->relative_mode) {
         NSPoint point;
         int x, y;