diff --git a/wolfssl/wolfcrypt/settings.h b/wolfssl/wolfcrypt/settings.h
index da911e6508..5067e7837f 100644
--- a/wolfssl/wolfcrypt/settings.h
+++ b/wolfssl/wolfcrypt/settings.h
@@ -1560,7 +1560,9 @@
 #endif
 
 #if defined(WOLFSSL_uITRON4)
-    #define XMALLOC_USER
+
+    #define XMALLOC_OVERRIDE
+
     #include <stddef.h>
     #define ITRON_POOL_SIZE 1024*20
     extern int uITRON4_minit(size_t poolsz) ;