diff --git a/doc/example-config/conf.d/20-managesieve.conf b/doc/example-config/conf.d/20-managesieve.conf
index 697dd3e2b055704af5e7d4389f044b0b309afd71..3dd24d9dc0606d5b21271fb5453a20fb7ba5eea3 100644
--- a/doc/example-config/conf.d/20-managesieve.conf
+++ b/doc/example-config/conf.d/20-managesieve.conf
@@ -2,6 +2,9 @@
 ## ManageSieve specific settings
 ##
 
+# Uncomment to enable managesieve protocol:
+#protocols = $protocols sieve
+
 # Service definitions
 
 service managesieve-login {