diff --git a/effects/desktopgrid/desktopgrid.cpp b/effects/desktopgrid/desktopgrid.cpp
index 97cb2a3f11..40617edc07 100644
--- a/effects/desktopgrid/desktopgrid.cpp
+++ b/effects/desktopgrid/desktopgrid.cpp
@@ -1039,9 +1039,11 @@ void DesktopGridEffect::setActive(bool active)
         return; // Already in that state
 
     activated = active;
-    if (activated && timeline.currentValue() == 0)
-        setup();
-    if (!activated) {
+    if (activated) {
+        effects->setShowingDesktop(false);
+        if (timeline.currentValue() == 0)
+            setup();
+    } else {
         if (isUsingPresentWindows()) {
             QList<WindowMotionManager>::iterator it;
             for (it = m_managers.begin(); it != m_managers.end(); ++it) {
diff --git a/effects/presentwindows/presentwindows.cpp b/effects/presentwindows/presentwindows.cpp
index acc576cc8c..eacdf24383 100755
--- a/effects/presentwindows/presentwindows.cpp
+++ b/effects/presentwindows/presentwindows.cpp
@@ -1422,6 +1422,7 @@ void PresentWindowsEffect::setActive(bool active)
         return;
     m_activated = active;
     if (m_activated) {
+        effects->setShowingDesktop(false);
         m_needInitialSelection = true;
         m_closeButtonCorner = (Qt::Corner)effects->kwinOption(KWin::CloseButtonCorner).toInt();
         m_decalOpacity = 0.0;
diff --git a/tabbox/tabbox.cpp b/tabbox/tabbox.cpp
index 4a00e4b79a..452ff50682 100644
--- a/tabbox/tabbox.cpp
+++ b/tabbox/tabbox.cpp
@@ -730,6 +730,7 @@ void TabBox::show()
         m_isShown = false;
         return;
     }
+    workspace()->setShowingDesktop(false);
     reference();
     m_isShown = true;
     m_tabBox->show();