diff --git a/include/lib/mpack/mpack.h b/include/lib/mpack/mpack.h
index ee989d84ab7b067a5aba0c3ef82b16bfe67dfc9e..4fc0d13e2f04486b713bfc73a36554949b679d83 100644
--- a/include/lib/mpack/mpack.h
+++ b/include/lib/mpack/mpack.h
@@ -144,7 +144,7 @@
  * for debugging and in allocation helpers.
  */
 #ifndef MPACK_STDLIB
-#define MPACK_STDLIB 1
+#define MPACK_STDLIB 0
 #endif
 
 /**
@@ -154,7 +154,7 @@
  * reading/writing C files and makes debugging easier.
  */
 #ifndef MPACK_STDIO
-#define MPACK_STDIO 1
+#define MPACK_STDIO 0
 #endif
 
 /**