diff --git a/java/java-impl/src/com/intellij/psi/refResolve/RefResolveServiceImpl.java b/java/java-impl/src/com/intellij/psi/refResolve/RefResolveServiceImpl.java
index f7ee3a071d9a..3ce11db4d508 100644
--- a/java/java-impl/src/com/intellij/psi/refResolve/RefResolveServiceImpl.java
+++ b/java/java-impl/src/com/intellij/psi/refResolve/RefResolveServiceImpl.java
@@ -288,7 +288,8 @@ public class RefResolveServiceImpl extends RefResolveService implements Runnable
     if (virtualFile.isDirectory()) return true;
     if (virtualFile.getFileType() == StdFileTypes.JAVA) return true;
     if (virtualFile.getFileType() == StdFileTypes.XML && !ProjectUtil.isProjectOrWorkspaceFile(virtualFile)) return true;
-    if ("groovy".equals(virtualFile.getExtension())) return true;
+    final String extension = virtualFile.getExtension();
+    if ("groovy".equals(extension) || "kt".equals(extension)) return true;
     return false;
   }