diff --git a/integration/vim/ft-emboss/ftplugin/emboss.vim b/integration/vim/ft-emboss/ftplugin/emboss.vim
index b829a8e..7bee482 100644
--- a/integration/vim/ft-emboss/ftplugin/emboss.vim
+++ b/integration/vim/ft-emboss/ftplugin/emboss.vim
@@ -24,4 +24,4 @@
 setlocal formatoptions-=t
 setlocal comments=b:--,:#
 setlocal iskeyword+=$
-setlocal commentstring=# %s
+setlocal commentstring=#\ %s