1 files changed, 2 insertions, 1 deletions

diff --git a/lisp/vc-svn.el b/lisp/vc-svn.el
index 553024f636d..f783066b39b 100644
--- a/lisp/vc-svn.el
+++ b/lisp/vc-svn.el
@@ -372,7 +372,8 @@ The changes are between FIRST-VERSION and SECOND-VERSION."
             (if vc-svn-diff-switches
                 (vc-switches 'SVN 'diff)
               (list "-x" (mapconcat 'identity (vc-switches nil 'diff) " "))))
-           (async (and (vc-stay-local-p file)
+           (async (and (not vc-disable-async-diff)
+                       (vc-stay-local-p file)
                        (or oldvers newvers) ; Svn diffs those locally.
                        (fboundp 'start-process))))
       (apply 'vc-svn-command buffer