diff --git a/src/cocoa_platform.h b/src/cocoa_platform.h
index 67c1a3cc..ed4ffc12 100644
--- a/src/cocoa_platform.h
+++ b/src/cocoa_platform.h
@@ -41,6 +41,13 @@
 typedef void* id;
 #endif
 
+// NOTE: Many Cocoa enum values have been renamed and we need to build across
+//       SDK versions where one is unavailable or the other deprecated
+//       We use the newer names in code and these macros to handle compatibility
+#if MAC_OS_X_VERSION_MAX_ALLOWED < 120000
+ #define kIOMainPortDefault kIOMasterPortDefault
+#endif
+
 // NOTE: Many Cocoa enum values have been renamed and we need to build across
 //       SDK versions where one is unavailable or the other deprecated
 //       We use the newer names in code and these macros to handle compatibility