diff --git a/Firmware/Dcodes.cpp b/Firmware/Dcodes.cpp
index f01697029..695dc437b 100644
--- a/Firmware/Dcodes.cpp
+++ b/Firmware/Dcodes.cpp
@@ -3,6 +3,7 @@
 #include "Configuration.h"
 #include "language.h"
 #include "cmdqueue.h"
+#include "util.h"
 #include <stdio.h>
 #include <avr/pgmspace.h>