diff --git a/src/video/uikit/SDL_uikitvideo.m b/src/video/uikit/SDL_uikitvideo.m
--- a/src/video/uikit/SDL_uikitvideo.m
+++ b/src/video/uikit/SDL_uikitvideo.m
@@ -212,7 +212,8 @@
     mode.h = h;
     mode.refresh_rate = 0;
     
-    [uimode retain];
+    [uimode retain];  // once for the desktop_mode
+    [uimode retain];  // once for the current_mode
     mode.driverdata = uimode;
 
     SDL_zero(display);
@@ -286,13 +287,14 @@
         UIScreen *uiscreen = (UIScreen *) display->driverdata;
         [uiscreen release];
         display->driverdata = NULL;
+        [((UIScreenMode *) display->desktop_mode.driverdata) release];
+        display->desktop_mode.driverdata = NULL;
+        [((UIScreenMode *) display->current_mode.driverdata) release];
+        display->current_mode.driverdata = NULL;
         for (j = 0; j < display->num_display_modes; j++) {
             SDL_DisplayMode *mode = &display->display_modes[j];
-            UIScreenMode *uimode = (UIScreenMode *) mode->driverdata;
-            if (uimode) {
-                [uimode release];
-                mode->driverdata = NULL;
-            }
+            [((UIScreenMode *) mode->driverdata) release];
+            mode->driverdata = NULL;
         }
     }
 }
diff --git a/src/video/uikit/SDL_uikitwindow.m b/src/video/uikit/SDL_uikitwindow.m
--- a/src/video/uikit/SDL_uikitwindow.m
+++ b/src/video/uikit/SDL_uikitwindow.m
@@ -151,8 +151,15 @@
             if (bestmode) {
                 UIScreenMode *uimode = (UIScreenMode *) bestmode->driverdata;
                 [uiscreen setCurrentMode:uimode];
+
+                // !!! FIXME: should desktop_mode change here?
+                [((UIScreenMode *) display->desktop_mode.driverdata) release];
                 display->desktop_mode = *bestmode;
+                [((UIScreenMode *) display->desktop_mode.driverdata) retain];
+
+                [((UIScreenMode *) display->current_mode.driverdata) release];
                 display->current_mode = *bestmode;
+                [((UIScreenMode *) display->current_mode.driverdata) retain];
             }
         }
     }