diff --git a/src/window.cpp b/src/window.cpp
index 29941ac1e6..acf7ad0f36 100644
--- a/src/window.cpp
+++ b/src/window.cpp
@@ -553,9 +553,6 @@ void Window::updateLayer()
     }
     StackingUpdatesBlocker blocker(workspace());
     m_layer = UnknownLayer; // invalidate, will be updated when doing restacking
-    for (auto it = transients().constBegin(), end = transients().constEnd(); it != end; ++it) {
-        (*it)->updateLayer();
-    }
 }
 
 Layer Window::belongsToLayer() const