diff --git a/lib/configfiles/bullseye.xml b/lib/configfiles/bullseye.xml
index 8e43c321..2b7e201b 100644
--- a/lib/configfiles/bullseye.xml
+++ b/lib/configfiles/bullseye.xml
@@ -3575,7 +3575,7 @@ postmaster_address = postmaster@<SERVERNAME>
 
 protocol lda {
   # Space separated list of plugins to load (default is global mail_plugins).
-  #mail_plugins = $mail_plugins
+  mail_plugins = $mail_plugins quota sieve
 }
 ]]>
 							</content>
diff --git a/lib/configfiles/buster.xml b/lib/configfiles/buster.xml
index 0c3a9be2..cfb9c3e1 100644
--- a/lib/configfiles/buster.xml
+++ b/lib/configfiles/buster.xml
@@ -3571,7 +3571,7 @@ postmaster_address = postmaster@<SERVERNAME>
 
 protocol lda {
   # Space separated list of plugins to load (default is global mail_plugins).
-  #mail_plugins = $mail_plugins
+  mail_plugins = $mail_plugins quota sieve
 }
 ]]>
 							</content>