diff --git a/plugins/editor/src/editor/Editor.cpp b/plugins/editor/src/editor/Editor.cpp
index 0671a6c8..276afbac 100644
--- a/plugins/editor/src/editor/Editor.cpp
+++ b/plugins/editor/src/editor/Editor.cpp
@@ -1998,5 +1998,6 @@ void Editor::Impl::onThemeChanged()
         if (function)
             function();
     }
-    frame_->invalid();
+    if (CFrame* frame = frame_)
+        frame->invalid();
 }