diff --git a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerExpressionComboBox.java b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerExpressionComboBox.java
index 257181809cee..3039d2acda7f 100644
--- a/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerExpressionComboBox.java
+++ b/platform/xdebugger-impl/src/com/intellij/xdebugger/impl/ui/XDebuggerExpressionComboBox.java
@@ -114,7 +114,7 @@ public class XDebuggerExpressionComboBox extends XDebuggerEditorBase {
 
   @Override
   protected void onHistoryChanged() {
-    //fillComboBox();
+    fillComboBox();
   }
 
   private void fillComboBox() {