diff --git a/lisp/hl-line.el b/lisp/hl-line.el
index fd7d4f28095..d68c351eb47 100644
--- a/lisp/hl-line.el
+++ b/lisp/hl-line.el
@@ -48,7 +48,7 @@
 
 (defgroup hl-line nil
   "Highliight the current line."
-  :version "20.5"
+  :version "21.1"
   :group 'editing)
 
 ;;;###autoload