diff --git a/lisp/textmodes/string-edit.el b/lisp/textmodes/string-edit.el
index a234a325643..d5fc270179c 100644
--- a/lisp/textmodes/string-edit.el
+++ b/lisp/textmodes/string-edit.el
@@ -117,8 +117,8 @@ Also see `string-edit'."
   "C-c C-k" #'string-edit-abort)
 
 (define-minor-mode string-edit-minor-mode
-  "Minor mode for editing strings"
-  :lighter "String"
+  "Minor mode for editing strings."
+  :lighter " String"
   :interactive nil)
 
 (define-derived-mode string-edit-mode text-mode "Text"