diff --git a/platform/lang-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/FileReferenceSet.java b/platform/lang-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/FileReferenceSet.java
index 2d73b9b02f82..4b13ed9cf958 100644
--- a/platform/lang-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/FileReferenceSet.java
+++ b/platform/lang-impl/src/com/intellij/psi/impl/source/resolve/reference/impl/providers/FileReferenceSet.java
@@ -305,7 +305,7 @@ public class FileReferenceSet {
   }
 
   @Nullable
-  private PsiFile getContainingFile() {
+  protected PsiFile getContainingFile() {
     final PsiFile file = InjectedLanguageUtil.getTopLevelFile(myElement.getContainingFile());
     if (file == null) {
       LOG.error("Invalid element: " + myElement);