diff --git a/lisp/progmodes/cc-engine.el b/lisp/progmodes/cc-engine.el
index 2010515ce5c..eb015acf320 100644
--- a/lisp/progmodes/cc-engine.el
+++ b/lisp/progmodes/cc-engine.el
@@ -3498,7 +3498,7 @@ comment at the start of cc-engine.el for more info."
 	   c-state-old-cpp-end
 	   c-parse-state-point))))
 (defun c-replay-parse-state-state ()
-  (message
+  (message "%s"
    (concat "(setq "
     (mapconcat
      (lambda (arg)