diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index fab97f91..67cbc51b 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -2,6 +2,7 @@
 #include "bitcoinaddressvalidator.h"
 #include "walletmodel.h"
 #include "bitcoinunits.h"
+#include "util.h"
 
 #include <QString>
 #include <QDateTime>