diff --git a/containment.cpp b/containment.cpp
index 6d31d3f00..bbb1ae68a 100644
--- a/containment.cpp
+++ b/containment.cpp
@@ -2179,6 +2179,7 @@ void ContainmentPrivate::containmentConstraintsEvent(Plasma::Constraints constra
 
         // tell the applets too
         foreach (Applet *a, applets) {
+            a->setImmutability(q->immutability());
             a->updateConstraints(ImmutableConstraint);
         }