diff --git a/autoload/gitgutter.vim b/autoload/gitgutter.vim
index 6559905..535af67 100644
--- a/autoload/gitgutter.vim
+++ b/autoload/gitgutter.vim
@@ -28,7 +28,7 @@ function! gitgutter#process_buffer(bufnr, realtime)
       call gitgutter#debug#log('diff failed')
       call gitgutter#hunk#reset()
     endtry
-    silent doautocmd User GitGutter
+    silent doautocmd <nomodeline> User GitGutter
   else
     call gitgutter#hunk#reset()
   endif