diff --git a/java/java-tests/testSrc/com/intellij/codeInsight/CopyReferenceTest.groovy b/java/java-tests/testSrc/com/intellij/codeInsight/CopyReferenceTest.groovy
index d2cc160b61f9..116b0f211ad3 100644
--- a/java/java-tests/testSrc/com/intellij/codeInsight/CopyReferenceTest.groovy
+++ b/java/java-tests/testSrc/com/intellij/codeInsight/CopyReferenceTest.groovy
@@ -1,4 +1,4 @@
-package com.intellij.codeInsight;
+package com.intellij.codeInsight
 
 import com.intellij.JavaTestUtil;
 import com.intellij.ide.actions.CopyReferenceAction;
@@ -7,7 +7,6 @@ import com.intellij.openapi.actionSystem.IdeActions;
 import com.intellij.psi.PsiFile;
 import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase;
 import org.jetbrains.annotations.NonNls
-import com.intellij.openapi.util.io.FileUtil;
 
 public class CopyReferenceTest extends LightCodeInsightFixtureTestCase {
   @NonNls private static final String BASE_PATH = "/codeInsight/copyReference";
@@ -53,11 +52,10 @@ public class CopyReferenceTest extends LightCodeInsightFixtureTestCase {
     myFixture.configureByText 'a.java', '''
 <caret>class Foo {
 }'''
-    def path = FileUtil.toSystemDependentName(myFixture.file.virtualFile.path)
     performCopy()
     myFixture.configureByText 'a.txt', ''
     performPaste()
-    myFixture.checkResult "$path:2"
+    myFixture.checkResult "/a.java:2"
   }
 
   private void doTest() throws Exception {
diff --git a/platform/lang-impl/src/com/intellij/ide/actions/CopyReferenceAction.java b/platform/lang-impl/src/com/intellij/ide/actions/CopyReferenceAction.java
index 14689d0bdc4d..31501fd4c818 100644
--- a/platform/lang-impl/src/com/intellij/ide/actions/CopyReferenceAction.java
+++ b/platform/lang-impl/src/com/intellij/ide/actions/CopyReferenceAction.java
@@ -36,6 +36,7 @@ import com.intellij.openapi.vfs.VfsUtil;
 import com.intellij.openapi.vfs.VirtualFile;
 import com.intellij.openapi.wm.WindowManager;
 import com.intellij.openapi.wm.ex.StatusBarEx;
+import com.intellij.psi.PsiDocumentManager;
 import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiFile;
 import com.intellij.psi.PsiReference;
@@ -141,9 +142,9 @@ public class CopyReferenceAction extends AnAction {
 
     if (!doCopy(element, project, editor) && editor != null) {
       Document document = editor.getDocument();
-      VirtualFile file = FileDocumentManager.getInstance().getFile(document);
+      PsiFile file = PsiDocumentManager.getInstance(project).getCachedPsiFile(document);
       if (file != null) {
-        String toCopy = FileUtil.toSystemDependentName(file.getPath()) + ":" + (editor.getCaretModel().getLogicalPosition().line + 1);
+        String toCopy = getFileFqn(file) + ":" + (editor.getCaretModel().getLogicalPosition().line + 1);
         CopyPasteManager.getInstance().setContents(new StringSelection(toCopy));
         setStatusBarText(project, toCopy + " has been copied");
       }