diff --git a/platform/platform-api/src/com/intellij/util/Alarm.java b/platform/platform-api/src/com/intellij/util/Alarm.java
index 806c8db247c5..de50eb1d8ba0 100644
--- a/platform/platform-api/src/com/intellij/util/Alarm.java
+++ b/platform/platform-api/src/com/intellij/util/Alarm.java
@@ -336,7 +336,8 @@ public class Alarm implements Disposable {
 
     @Override
     public String toString() {
-      return super.toString() + (myTask != null ? myTask.toString():null);
+      Runnable task = myTask;
+      return super.toString() + (task != null ? task.toString():null);
     }
   }