diff --git a/sdl.c b/sdl.c
index 01d9617a32a7a6f84fbdcc401113ece01c9a5dda..ee809daa6eae0e56a51174b927f08f67cb884702 100644
--- a/sdl.c
+++ b/sdl.c
@@ -301,6 +301,11 @@ static void sdl_refresh(DisplayState *ds)
                 }
             }
             break;
+        case SDL_ACTIVEEVENT:
+            if (gui_grab && (ev->active.gain & SDL_ACTIVEEVENTMASK) == 0) {
+                sdl_grab_end();
+            }
+            break;
         default:
             break;
         }