2 files changed, 8 insertions, 0 deletions

diff --git a/lisp/vc/vc-git.el b/lisp/vc/vc-git.el
index 626cf6165a3..2d6ca1386a3 100644
--- a/lisp/vc/vc-git.el
+++ b/lisp/vc/vc-git.el
@@ -183,6 +183,10 @@ Should be consistent with the Git config value i18n.logOutputEncoding."
 ;; History of Git commands.
 (defvar vc-git-history nil)
 
+;; Clear up the cache to force vc-call to check again and discover
+;; new functions when we reload this file.
+(put 'Git 'vc-functions nil)
+
 ;;; BACKEND PROPERTIES
 
 (defun vc-git-revision-granularity () 'repository)
diff --git a/lisp/vc/vc-hg.el b/lisp/vc/vc-hg.el
index 08b1be8f6d3..ad817fd9b9c 100644
--- a/lisp/vc/vc-hg.el
+++ b/lisp/vc/vc-hg.el
@@ -175,6 +175,10 @@ highlighting the Log View buffer."
   :version "24.5")
 
 
+;; Clear up the cache to force vc-call to check again and discover
+;; new functions when we reload this file.
+(put 'Hg 'vc-functions nil)
+
 ;;; Properties of the backend
 
 (defvar vc-hg-history nil)