diff --git a/contrib/src/gizmos/editlbox.cpp b/contrib/src/gizmos/editlbox.cpp
index 5f3b77a2f0..b993e11a5a 100644
--- a/contrib/src/gizmos/editlbox.cpp
+++ b/contrib/src/gizmos/editlbox.cpp
@@ -65,6 +65,7 @@ private:
     void OnSize(wxSizeEvent& event)
     {
         SizeColumns();
+        event.Skip();
     }
 };