diff --git a/MacOSX/AppController.m b/MacOSX/AppController.m
index fa8a7d1e..b39051ef 100644
--- a/MacOSX/AppController.m
+++ b/MacOSX/AppController.m
@@ -47,11 +47,14 @@ NSString *FQPrefScreenModeKey = @"ScreenMode";
 }
 
 - (id)init {
-    int i,j;
+    int i;
+#ifndef USE_SDL2
+    int j;
     int flags;
     int bpps[3] = {32, 24, 16};
     SDL_PixelFormat format;
     SDL_Rect **modes;
+#endif
     ScreenInfo *info;
 
     self = [super init];