diff --git a/platform/core-api/src/com/intellij/openapi/application/BaseActionRunnable.java b/platform/core-api/src/com/intellij/openapi/application/BaseActionRunnable.java
index 212ac028a756..6bd8f05eb0c7 100644
--- a/platform/core-api/src/com/intellij/openapi/application/BaseActionRunnable.java
+++ b/platform/core-api/src/com/intellij/openapi/application/BaseActionRunnable.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2012 JetBrains s.r.o.
+ * Copyright 2000-2013 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -25,7 +25,7 @@ public abstract class BaseActionRunnable<T> {
     return mySilentExecution;
   }
 
-  protected abstract void run(Result<T> result) throws Throwable;
+  protected abstract void run(@NotNull Result<T> result) throws Throwable;
 
   @NotNull
   public abstract RunResult<T> execute();
diff --git a/platform/core-api/src/com/intellij/openapi/application/RunResult.java b/platform/core-api/src/com/intellij/openapi/application/RunResult.java
index 8ff9327e9cff..85c84480a6cf 100644
--- a/platform/core-api/src/com/intellij/openapi/application/RunResult.java
+++ b/platform/core-api/src/com/intellij/openapi/application/RunResult.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2012 JetBrains s.r.o.
+ * Copyright 2000-2013 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -17,6 +17,7 @@ package com.intellij.openapi.application;
 
 import com.intellij.openapi.diagnostic.Logger;
 import com.intellij.openapi.progress.ProcessCanceledException;
+import org.jetbrains.annotations.NotNull;
 
 
 public class RunResult<T> extends Result<T> {
@@ -28,7 +29,7 @@ public class RunResult<T> extends Result<T> {
   protected RunResult() {
   }
 
-  public RunResult(BaseActionRunnable<T> action) {
+  public RunResult(@NotNull BaseActionRunnable<T> action) {
     myActionRunnable = action;
   }