diff --git a/dovecot/before.sieve b/dovecot/before.sieve
index ee9cb0cee36a765cb920f3517a3009c4ebd8ea44..3ddafe15d4896c9e35c40f096607d65c1055f1dc 100644
--- a/dovecot/before.sieve
+++ b/dovecot/before.sieve
@@ -1,3 +1,5 @@
+# vim ft=sieve
+
 require ["fileinto", "envelope"];
 if anyof (header :contains "X-Spam-Status" "Yes",
           header :contains "X-Virus-Status" "infected")
diff --git a/dovecot/nimrod.sieve b/dovecot/nimrod.sieve
index 14e35f3050c46d5b01bcddbcb1428ae46a90fdf9..259f0a071d2888f2716ef1d920d23b572b5af885 100644
--- a/dovecot/nimrod.sieve
+++ b/dovecot/nimrod.sieve
@@ -1,3 +1,5 @@
+# vim ft=sieve
+
 require ["fileinto", "envelope", "imap4flags"];
 if address :is "from" "nimrod@shore.co.il" { setflag "\\seen"; }