diff --git a/effects/cube/cubeslide.cpp b/effects/cube/cubeslide.cpp
--- a/effects/cube/cubeslide.cpp
+++ b/effects/cube/cubeslide.cpp
@@ -536,10 +536,20 @@
         return !dontSlidePanels;
     }
     if (w->isOnAllDesktops()) {
-        if (!w->isManaged()) {
+        if (w->isDesktop()) {
+            return true;
+        }
+        // XXX: We want to always animate OSDs, but only animate ordinary windows if dontSlideStickyWindows is checked
+        // Apparently, acceptsFocus() is the only way how OSD differs from ordinary window on Wayland
+        // For X11 the window is marked as special. So it should work
+        // (borrowed from FlipSwitch::isSelectableWindow())
+        if (w->isSpecialWindow()) {
             return false;
         }
-        return !dontSlideStickyWindows;
+        if (w->acceptsFocus()) {
+            return !dontSlideStickyWindows;
+        }
+        return false;
     }
     return true;
 }