diff --git a/src/plasma/containment.cpp b/src/plasma/containment.cpp
index 992d33308..377245ad3 100644
--- a/src/plasma/containment.cpp
+++ b/src/plasma/containment.cpp
@@ -411,8 +411,8 @@ void Containment::addApplet(Applet *applet)
 
     if (!applet->d->uiReady) {
         d->loadingApplets << applet;
-        if (static_cast<Applet *>(this)->d->uiReady) {
-            static_cast<Applet *>(this)->d->uiReady = false;
+        if (Applet::d->uiReady) {
+            Applet::d->uiReady = false;
             emit uiReadyChanged(false);
         }
     }
@@ -536,8 +536,7 @@ QHash<QString, ContainmentActions *> &Containment::containmentActions()
 
 bool Containment::isUiReady() const
 {
-    const Applet *a = static_cast<const Applet *>(this);
-    return a->d->uiReady && a->d->started;
+    return Applet::d->uiReady && Applet::d->started;
 }
 
 void Containment::setActivity(const QString &activityId)
diff --git a/src/plasma/private/applet_p.cpp b/src/plasma/private/applet_p.cpp
index 2f680bf19..3acf40997 100644
--- a/src/plasma/private/applet_p.cpp
+++ b/src/plasma/private/applet_p.cpp
@@ -315,11 +315,10 @@ void AppletPrivate::setUiReady()
         c = q->containment();
         if (c) {
             c->d->loadingApplets.remove(q);
-            Applet *a = qobject_cast<Applet *>(c);
-            Q_ASSERT(a);
-            if (c->d->loadingApplets.isEmpty() && a && !a->d->uiReady) {
-                a->d->uiReady = true;
-                if (a->d->started) {
+
+            if (c->d->loadingApplets.isEmpty() && !Applet::d->uiReady) {
+                c->Applet::d->uiReady = true;
+                if (Applet::d->started) {
                     emit c->uiReadyChanged(true);
                 }
             }