diff --git a/plugins/yaml/src/org/jetbrains/yaml/psi/YAMLKeyValue.java b/plugins/yaml/src/org/jetbrains/yaml/psi/YAMLKeyValue.java
index 967b74afbc37..fea071cf60ee 100644
--- a/plugins/yaml/src/org/jetbrains/yaml/psi/YAMLKeyValue.java
+++ b/plugins/yaml/src/org/jetbrains/yaml/psi/YAMLKeyValue.java
@@ -27,7 +27,8 @@ public interface YAMLKeyValue extends YAMLPsiElement, PsiNamedElement, PomTarget
   @NotNull
   String getValueText();
   
+  @Nullable
   YAMLMapping getParentMapping();
 
   void setValue(@NotNull YAMLValue value);
-}
\ No newline at end of file
+}