diff --git a/src/gui/src/MainWindow.cpp b/src/gui/src/MainWindow.cpp
index c530c8091..495552047 100644
--- a/src/gui/src/MainWindow.cpp
+++ b/src/gui/src/MainWindow.cpp
@@ -328,7 +328,7 @@ void MainWindow::saveSettings()
     GUI::Config::ConfigWriter::make()->globalSave();
 }
 
-void MainWindow::checkSystemInterruptions()
+void MainWindow::checkSystemInterruptions() const
 {
     if(synergyType() == synergyServer)
     {
diff --git a/src/gui/src/MainWindow.h b/src/gui/src/MainWindow.h
index e88803cf3..3cc08a73d 100644
--- a/src/gui/src/MainWindow.h
+++ b/src/gui/src/MainWindow.h
@@ -164,7 +164,7 @@ public slots:
         void logError();
         void updateFound(const QString& version);
         void saveSettings();
-        void checkSystemInterruptions();
+        void checkSystemInterruptions() const;
 
         /// @brief Receives the signal that the auto config option has changed
         void zeroConfToggled();