diff --git a/public/tier0/platform.h b/public/tier0/platform.h
index e8152937..64b80a8b 100644
--- a/public/tier0/platform.h
+++ b/public/tier0/platform.h
@@ -67,7 +67,11 @@
 #include <time.h>
 #endif
 
+#if defined __APPLE__
+#include <stdlib.h>
+#else
 #include <malloc.h>
+#endif
 #include <new>
 
 // need this for memset