diff --git a/src/crypto/base64.cc b/src/crypto/base64.cc
index 028e2f4..f5e1c92 100644
--- a/src/crypto/base64.cc
+++ b/src/crypto/base64.cc
@@ -42,7 +42,7 @@
  *
  */
 
-// #include <config.h>
+#include "config.h"
 
 /* Get prototype. */
 #include "base64.h"