diff --git a/src/effects/blendchanges/blendchanges.cpp b/src/effects/blendchanges/blendchanges.cpp
index 1d45aaeabd..c52bfdf281 100644
--- a/src/effects/blendchanges/blendchanges.cpp
+++ b/src/effects/blendchanges/blendchanges.cpp
@@ -41,6 +41,10 @@ void KWin::BlendChanges::start(int delay)
     if (!supported() || m_state != Off) {
         return;
     }
+    if (effects->hasActiveFullScreenEffect()) {
+        return;
+    }
+
     const EffectWindowList allWindows = effects->stackingOrder();
     for (auto window : allWindows) {
         redirect(window);