diff --git a/platform/duplicates-analysis/src/com/intellij/dupLocator/LightDuplicateProfile.java b/platform/duplicates-analysis/src/com/intellij/dupLocator/LightDuplicateProfile.java
index 9f2c2a7c7d95..c3011c11454e 100644
--- a/platform/duplicates-analysis/src/com/intellij/dupLocator/LightDuplicateProfile.java
+++ b/platform/duplicates-analysis/src/com/intellij/dupLocator/LightDuplicateProfile.java
@@ -15,6 +15,7 @@
  */
 package com.intellij.dupLocator;
 
+import com.intellij.lang.LighterAST;
 import com.intellij.lang.LighterASTNode;
 import com.intellij.psi.PsiFile;
 
@@ -25,6 +26,6 @@ public interface LightDuplicateProfile {
   void process(PsiFile file, Callback callback);
 
   interface Callback {
-    void process(LighterASTNode node, int hash);
+    void process(LighterAST ast, LighterASTNode node, int hash);
   }
 }
diff --git a/platform/duplicates-analysis/src/com/intellij/dupLocator/index/DuplicatesIndex.java b/platform/duplicates-analysis/src/com/intellij/dupLocator/index/DuplicatesIndex.java
index 98145cda3c3b..b3e94c465e70 100644
--- a/platform/duplicates-analysis/src/com/intellij/dupLocator/index/DuplicatesIndex.java
+++ b/platform/duplicates-analysis/src/com/intellij/dupLocator/index/DuplicatesIndex.java
@@ -22,6 +22,7 @@ import com.intellij.dupLocator.LightDuplicateProfile;
 import com.intellij.dupLocator.treeHash.FragmentsCollector;
 import com.intellij.dupLocator.util.PsiFragment;
 import com.intellij.lang.Language;
+import com.intellij.lang.LighterAST;
 import com.intellij.lang.LighterASTNode;
 import com.intellij.openapi.application.Application;
 import com.intellij.openapi.application.ApplicationManager;
@@ -121,7 +122,7 @@ public class DuplicatesIndex extends FileBasedIndexExtension<Integer, TIntArrayL
         final THashMap<Integer, TIntArrayList> result = new THashMap<Integer, TIntArrayList>();
         ((LightDuplicateProfile)profile).process(psiFile, new LightDuplicateProfile.Callback() {
           @Override
-          public void process(LighterASTNode node, int hash) {
+          public void process(LighterAST ast, LighterASTNode node, int hash) {
             TIntArrayList list = result.get(hash);
             if (list == null) { result.put(hash, list = new TIntArrayList(1)); }
             list.add(node.getStartOffset());