diff --git a/darwin/uipriv_darwin.h b/darwin/uipriv_darwin.h
index c1e842ca..7805fac8 100644
--- a/darwin/uipriv_darwin.h
+++ b/darwin/uipriv_darwin.h
@@ -13,6 +13,10 @@
 #define toNSString(str) [NSString stringWithUTF8String:(str)]
 #define fromNSString(str) [(str) UTF8String]
 
+#ifndef NSAppKitVersionNumber10_9
+#define NSAppKitVersionNumber10_9 1265
+#endif
+
 // menu.m
 @interface menuManager : NSObject {
 	struct mapTable *items;