diff --git a/java/debugger/impl/src/com/intellij/debugger/engine/JavaExecutionStack.java b/java/debugger/impl/src/com/intellij/debugger/engine/JavaExecutionStack.java
index cb145df147dd..4f234ad2fbcc 100644
--- a/java/debugger/impl/src/com/intellij/debugger/engine/JavaExecutionStack.java
+++ b/java/debugger/impl/src/com/intellij/debugger/engine/JavaExecutionStack.java
@@ -217,4 +217,9 @@ public class JavaExecutionStack extends XExecutionStack {
   public int hashCode() {
     return myThreadProxy.hashCode();
   }
+
+  @Override
+  public String toString() {
+    return getDisplayName();
+  }
 }