diff --git a/antibody_plugins.txt b/antibody_plugins.txt
index f31dd30..9392ab1 100644
--- a/antibody_plugins.txt
+++ b/antibody_plugins.txt
@@ -1,3 +1,4 @@
+# vim:ft=zsh
 djui/alias-tips
 MichaelAquilina/zsh-autoswitch-virtualenv
 robbyrussell/oh-my-zsh