diff --git a/java/jsp-base-openapi/src/com/intellij/psi/jsp/BaseJspFile.java b/java/jsp-base-openapi/src/com/intellij/psi/jsp/BaseJspFile.java
index f34cba04c224..117362f401d1 100644
--- a/java/jsp-base-openapi/src/com/intellij/psi/jsp/BaseJspFile.java
+++ b/java/jsp-base-openapi/src/com/intellij/psi/jsp/BaseJspFile.java
@@ -49,5 +49,6 @@ public interface BaseJspFile extends XmlFile {
   @NotNull
   JspxFileViewProvider getViewProvider();
 
+  @NotNull
   XmlTag getRootTag();
 }