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-rw-r--r--lisp/vc-git.el3
1 files changed, 2 insertions, 1 deletions
diff --git a/lisp/vc-git.el b/lisp/vc-git.el
index 8799e15305f..b86e132dc8f 100644
--- a/lisp/vc-git.el
+++ b/lisp/vc-git.el
@@ -571,7 +571,8 @@ or an empty string if none."
;;; HISTORY FUNCTIONS
(defun vc-git-print-log (files buffer &optional shortlog start-revision limit)
- "Get change log associated with FILES."
+ "Get change log associated with FILES.
+Note that using SHORTLOG requires at least Git version 1.5."
(let ((coding-system-for-read git-commits-coding-system))
;; `vc-do-command' creates the buffer, but we need it before running
;; the command.