diff --git a/lib/Format/FormatToken.h b/lib/Format/FormatToken.h
index 58cec43..8798f8f 100644
--- a/lib/Format/FormatToken.h
+++ b/lib/Format/FormatToken.h
@@ -270,8 +270,8 @@
 
 private:
   // Disallow copying.
-  FormatToken(const FormatToken &);
-  void operator=(const FormatToken &);
+  FormatToken(const FormatToken &) LLVM_DELETED_FUNCTION;
+  void operator=(const FormatToken &) LLVM_DELETED_FUNCTION;
 };
 
 } // namespace format