diff --git a/src/compiler/debug.cpp b/src/compiler/debug.cpp
index f3a7785..9642e1e 100644
--- a/src/compiler/debug.cpp
+++ b/src/compiler/debug.cpp
@@ -9,6 +9,7 @@
 #include "compiler/debug.h"
 
 #include <stdarg.h>
+#include <stdio.h>
 
 #include "compiler/ParseHelper.h"