diff --git a/src/video/cocoa/SDL_cocoakeyboard.m b/src/video/cocoa/SDL_cocoakeyboard.m
index dd6b6e672..d41200096 100644
--- a/src/video/cocoa/SDL_cocoakeyboard.m
+++ b/src/video/cocoa/SDL_cocoakeyboard.m
@@ -28,6 +28,16 @@
 
 #include <Carbon/Carbon.h>
 
+#if MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4
+#if __LP64__
+typedef long NSInteger;
+typedef unsigned long NSUInteger;
+#else
+typedef int NSInteger;
+typedef unsigned int NSUInteger;
+#endif
+#endif
+
 //#define DEBUG_IME NSLog
 #define DEBUG_IME