diff --git a/src/gui/nmcgui/nmcaccountsettings.h b/src/gui/nmcgui/nmcaccountsettings.h
index 752b009a95578..246f4ec8ee5d2 100644
--- a/src/gui/nmcgui/nmcaccountsettings.h
+++ b/src/gui/nmcgui/nmcaccountsettings.h
@@ -90,9 +90,6 @@ class NMCAccountSettings : public AccountSettings
     explicit NMCAccountSettings(AccountState *accountState, QWidget *parent = nullptr);
     ~NMCAccountSettings() = default;
 
-public slots:
-    void slotUpdateQuota(qint64 total, qint64 used);
-
 private:
     /**
      * @brief Sets default settings for NMCAccountSettings.