diff --git a/lisp/progmodes/verilog-mode.el b/lisp/progmodes/verilog-mode.el
index a9147247ac8..168691da9df 100644
--- a/lisp/progmodes/verilog-mode.el
+++ b/lisp/progmodes/verilog-mode.el
@@ -7,6 +7,9 @@
 ;; X-URL: http://www.veripool.org
 ;; Created: 3 Jan 1996
 ;; Keywords: languages
+;; The "Version" is the date followed by the decimal rendition of the Git
+;;     commit hex.
+;; Version: 2017.8.7.201875024
 
 ;; Yoni Rabkin <yoni@rabkins.net> contacted the maintainer of this
 ;; file on 19/3/2008, and the maintainer agreed that when a bug is