diff --git a/src/QmlControls/DropPanel.qml b/src/QmlControls/DropPanel.qml
index c9f3d7144eb99daeebec6ffb57ab8b4e8cdf28c3..e904d075d26bca2109b3f4ae38a0690e139fc14c 100644
--- a/src/QmlControls/DropPanel.qml
+++ b/src/QmlControls/DropPanel.qml
@@ -63,7 +63,9 @@ Item {
         if (visible) {
             visible = false
             _dropDownComponent = undefined
-            toolStrip.lastClickedButton.checked = false
+            if (toolStrip.lastClickedButton) {
+                toolStrip.lastClickedButton.checked = false
+            }
         }
     }