diff --git a/etc/ceo.ini b/etc/ceo.ini
index b110888..c0337dd 100644
--- a/etc/ceo.ini
+++ b/etc/ceo.ini
@@ -8,7 +8,7 @@ admin_host = phosphoric-acid
 # this is the host with root access to the databases
 database_host = caffeine
 # this is the host which can make API requests to Mailman
-mailman_host = mail
+mailman_host = mailman
 # this is the host running a CloudStack management server
 cloud_host = biloba
 use_https = true
diff --git a/etc/ceod.ini b/etc/ceod.ini
index f55f33c..e62cdf9 100644
--- a/etc/ceod.ini
+++ b/etc/ceod.ini
@@ -9,7 +9,7 @@ fs_root_host = phosphoric-acid
 # this is the host with root access to the databases
 database_host = caffeine
 # this is the host which can make API requests to Mailman
-mailman_host = mail
+mailman_host = mailman
 # this is the host which is running a CloudStack management server
 cloud_host = biloba
 use_https = true