diff --git a/effects/resize/resize.h b/effects/resize/resize.h
index 88d29db4f2..0411d6d813 100644
--- a/effects/resize/resize.h
+++ b/effects/resize/resize.h
@@ -36,6 +36,7 @@ public:
     virtual inline bool provides(Effect::Feature ef) {
         return ef == Effect::Resize;
     }
+    inline bool isActive() const { return m_active; }
     virtual void prePaintScreen(ScreenPrePaintData& data, int time);
     virtual void prePaintWindow(EffectWindow* w, WindowPrePaintData& data, int time);
     virtual void paintWindow(EffectWindow* w, int mask, QRegion region, WindowPaintData& data);