diff --git a/superset-frontend/src/dashboard/components/gridComponents/Column.jsx b/superset-frontend/src/dashboard/components/gridComponents/Column.jsx
index 6d96bfb00c553..216e9e8e82bc4 100644
--- a/superset-frontend/src/dashboard/components/gridComponents/Column.jsx
+++ b/superset-frontend/src/dashboard/components/gridComponents/Column.jsx
@@ -295,7 +295,7 @@ class Column extends React.PureComponent {
                           className={cx(
                             'empty-droptarget',
                             itemIndex === columnItems.length - 1 &&
-                              'droptarget-edge',
+                              'droptarget-edge-last',
                           )}
                           editMode
                         >