diff --git a/cockatrice/src/settings/card_counter_settings.cpp b/cockatrice/src/settings/card_counter_settings.cpp
index f450dbbf8..d22eb239f 100644
--- a/cockatrice/src/settings/card_counter_settings.cpp
+++ b/cockatrice/src/settings/card_counter_settings.cpp
@@ -2,6 +2,7 @@
 
 #include <QColor>
 #include <QSettings>
+#include <QtMath>
 
 CardCounterSettings::CardCounterSettings(const QString &settingsPath, QObject *parent)
     : SettingsManager(settingsPath + "global.ini", parent)