diff --git a/cockatrice/src/tip_of_the_day.h b/cockatrice/src/tip_of_the_day.h
index eb91852d..32792391 100644
--- a/cockatrice/src/tip_of_the_day.h
+++ b/cockatrice/src/tip_of_the_day.h
@@ -2,6 +2,7 @@
 #define TIP_OF_DAY_H
 
 #include <QAbstractListModel>
+#include <QDate>
 
 class TipOfTheDay
 {