diff --git a/config.h b/config.h
index cdc62497..e8995d47 100644
--- a/config.h
+++ b/config.h
@@ -17,3 +17,8 @@
 #define strtok_r strtok_s
 #define strerror_r(e, b, l) strerror_s(b, l, e)
 #endif
+
+
+#define uthash_malloc(sz) _mosquitto_malloc(sz)
+#define uthash_free(ptr,sz) _mosquitto_free(ptr)
+