diff --git a/src/lib/base/SimpleEventQueueBuffer.h b/src/lib/base/SimpleEventQueueBuffer.h
index 5db125a592..878f9c06ad 100644
--- a/src/lib/base/SimpleEventQueueBuffer.h
+++ b/src/lib/base/SimpleEventQueueBuffer.h
@@ -29,6 +29,7 @@ public:
   // IEventQueueBuffer overrides
   void init() override
   {
+    // do nothing
   }
   void waitForEvent(double timeout) override;
   Type getEvent(Event &event, uint32_t &dataID) override;
diff --git a/src/lib/gui/widgets/ScreenSetupView.h b/src/lib/gui/widgets/ScreenSetupView.h
index 9c98183d4b..2b956381eb 100644
--- a/src/lib/gui/widgets/ScreenSetupView.h
+++ b/src/lib/gui/widgets/ScreenSetupView.h
@@ -40,5 +40,6 @@ protected:
   void initViewItemOption(QStyleOptionViewItem *option) const override;
   void scrollTo(const QModelIndex &, ScrollHint) override
   {
+    // do nothing
   }
 };
diff --git a/src/lib/platform/XWindowsEventQueueBuffer.h b/src/lib/platform/XWindowsEventQueueBuffer.h
index 4c482c7a92..77b370cf2f 100644
--- a/src/lib/platform/XWindowsEventQueueBuffer.h
+++ b/src/lib/platform/XWindowsEventQueueBuffer.h
@@ -31,6 +31,7 @@ public:
   // IEventQueueBuffer overrides
   void init() override
   {
+    // do nothing
   }
   void waitForEvent(double timeout) override;
   Type getEvent(Event &event, uint32_t &dataID) override;