diff --git a/desktoppackage/contents/applet/DefaultCompactRepresentation.qml b/desktoppackage/contents/applet/DefaultCompactRepresentation.qml
--- a/desktoppackage/contents/applet/DefaultCompactRepresentation.qml
+++ b/desktoppackage/contents/applet/DefaultCompactRepresentation.qml
@@ -23,6 +23,11 @@
 PlasmaCore.IconItem {
     id: icon
 
+    readonly property bool inPanel: (plasmoid.location == PlasmaCore.Types.TopEdge
+        || plasmoid.location == PlasmaCore.Types.RightEdge
+        || plasmoid.location == PlasmaCore.Types.BottomEdge
+        || plasmoid.location == PlasmaCore.Types.LeftEdge)
+
     Layout.minimumWidth: {
         switch (plasmoid.formFactor) {
         case PlasmaCore.Types.Vertical:
@@ -45,6 +50,9 @@
         }
     }
 
+    root.Layout.maximumWidth = inPanel ? units.iconSizeHints.panel : undefined;
+    root.Layout.maximumHeight = inPanel ? units.iconSizeHints.panel : undefined;
+
     source: plasmoid.icon ? plasmoid.icon : "plasma"
     active: mouseArea.containsMouse