1 files changed, 2 insertions, 1 deletions
diff --git a/java/idea-ui/src/com/intellij/facet/impl/ui/libraries/FacetLibrariesValidatorImpl.java b/java/idea-ui/src/com/intellij/facet/impl/ui/libraries/FacetLibrariesValidatorImpl.java
index 63ba7def99d5..bb5735d109e0 100644
--- a/java/idea-ui/src/com/intellij/facet/impl/ui/libraries/FacetLibrariesValidatorImpl.java
+++ b/java/idea-ui/src/com/intellij/facet/impl/ui/libraries/FacetLibrariesValidatorImpl.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2009 JetBrains s.r.o.
+ * Copyright 2000-2014 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.
@@ -72,6 +72,7 @@ public class FacetLibrariesValidatorImpl extends FacetLibrariesValidator {
     onChange();
   }
 
+  @NotNull
   public ValidationResult check() {
     if (myRequiredLibraries == null) {
       return ValidationResult.OK;