diff --git a/autoload/sy/repo.vim b/autoload/sy/repo.vim
index b1bdaa1..0f4eb65 100644
--- a/autoload/sy/repo.vim
+++ b/autoload/sy/repo.vim
@@ -92,7 +92,7 @@ function! sy#repo#get_diff_start(vcs, do_register) abort
     endtry
 
   " Newer Vim
-  elseif v:version > 704 || v:version == 704 && has('patch1967')
+  elseif has('patch-7.4.1967')
     if type(job_id) != type(0)
       silent! call job_stop(job_id)
     endif