diff --git a/lisp/vc/vc-git.el b/lisp/vc/vc-git.el
index 868948c3a35..e7192e092d9 100644
--- a/lisp/vc/vc-git.el
+++ b/lisp/vc/vc-git.el
@@ -1144,7 +1144,7 @@ For a regular checkin, FILES is the list of files to check in.
 To check in a patch, PATCH-STRING is the patch text.
 It is an error to supply both or neither."
   (unless (xor files patch-string)
-    (error "Invalid call to `vc-hg--checkin'"))
+    (error "Invalid call to `vc-git--checkin'"))
   (let* ((file1 (or (car files) default-directory))
          (root (vc-git-root file1))
          (default-directory (expand-file-name root))