diff --git a/src/kits/interface/Input.cpp b/src/kits/interface/Input.cpp
index 7cbd1e551d..3d1c6a78b0 100644
--- a/src/kits/interface/Input.cpp
+++ b/src/kits/interface/Input.cpp
@@ -25,7 +25,7 @@
 //------------------------------------------------------------------------------
 
 // Standard Includes -----------------------------------------------------------
-#include <malloc.h>
+#include <stdlib.h>
 #include <string.h>
 
 // System Includes -------------------------------------------------------------
diff --git a/src/kits/support/BlockCache.cpp b/src/kits/support/BlockCache.cpp
index e9d2d7ee18..a69bbfc9fd 100644
--- a/src/kits/support/BlockCache.cpp
+++ b/src/kits/support/BlockCache.cpp
@@ -23,7 +23,7 @@
 #include <BlockCache.h>
 #include <Debug.h>
 #include <string.h>
-#include <malloc.h>
+#include <stdlib.h>
 #include <new>
 
 #define MAGIC1		0x9183f4d9