diff --git a/src/plugins/backgroundcontrast/contrast.cpp b/src/plugins/backgroundcontrast/contrast.cpp
index 31fc4e08cb..3c7ea6bac9 100644
--- a/src/plugins/backgroundcontrast/contrast.cpp
+++ b/src/plugins/backgroundcontrast/contrast.cpp
@@ -176,7 +176,7 @@ void ContrastEffect::updateContrastRegion(EffectWindow *w)
         Data &data = m_windowData[w];
         data.colorMatrix = matrix;
         data.contrastRegion = region;
-        data.surfaceEffect = ItemEffect(w->windowItem()->surfaceItem());
+        data.windowEffect = ItemEffect(w->windowItem());
     } else {
         if (auto it = m_windowData.find(w); it != m_windowData.end()) {
             effects->makeOpenGLContextCurrent();
diff --git a/src/plugins/backgroundcontrast/contrast.h b/src/plugins/backgroundcontrast/contrast.h
index 5bc8f85c45..608afe42d7 100644
--- a/src/plugins/backgroundcontrast/contrast.h
+++ b/src/plugins/backgroundcontrast/contrast.h
@@ -76,7 +76,7 @@ private:
         QRegion contrastRegion;
         std::unique_ptr<GLTexture> texture;
         std::unique_ptr<GLFramebuffer> fbo;
-        ItemEffect surfaceEffect;
+        ItemEffect windowEffect;
     };
     std::unordered_map<const EffectWindow *, Data> m_windowData;
     static ContrastManagerInterface *s_contrastManager;