diff --git a/config/dovecot/dovecot.ssl b/config/dovecot/dovecot.ssl
index dbd4660..cbe317f 100644
--- a/config/dovecot/dovecot.ssl
+++ b/config/dovecot/dovecot.ssl
@@ -3,3 +3,4 @@ disable_plaintext_auth = no
 ssl_cert = </etc/ssl/server/email.crt
 ssl_key = </etc/ssl/server/email.key
 
+ssl_protocols = !SSLv3