diff --git a/platform/util/src/com/intellij/util/ui/tree/WideSelectionTreeUI.java b/platform/util/src/com/intellij/util/ui/tree/WideSelectionTreeUI.java
index 91f1ae3715b1..3c33e3eefd7c 100644
--- a/platform/util/src/com/intellij/util/ui/tree/WideSelectionTreeUI.java
+++ b/platform/util/src/com/intellij/util/ui/tree/WideSelectionTreeUI.java
@@ -273,7 +273,8 @@ public class WideSelectionTreeUI extends BasicTreeUI {
 
   public static boolean isWideSelection(@NotNull JTree tree) {
     TreeUI ui = tree.getUI();
-    return ui instanceof WideSelectionTreeUI && ((WideSelectionTreeUI)ui).isWideSelection();
+    return ui instanceof WideSelectionTreeUI && ((WideSelectionTreeUI)ui).isWideSelection() ||
+           ui != null && ui.getClass().getName().equals("com.intellij.ui.tree.ui.DefaultTreeUI");
   }
 
   @Override