diff --git a/core/defaultconfigs/dagent.py b/core/defaultconfigs/dagent.py
index 5bdfe8c..4bdb6dc 100644
--- a/core/defaultconfigs/dagent.py
+++ b/core/defaultconfigs/dagent.py
@@ -5,6 +5,7 @@ import kcconf
 kcconf.configkopano({
     r"/etc/kopano/dagent.cfg":
     {
+        'lmtp_listen': "0.0.0.0:2003",
         'log_file': "-",
         'log_level': "4",
         'tmp_path': "/tmp/dagent/"
diff --git a/core/defaultconfigs/gateway.py b/core/defaultconfigs/gateway.py
index 025254a..71443b3 100644
--- a/core/defaultconfigs/gateway.py
+++ b/core/defaultconfigs/gateway.py
@@ -5,6 +5,7 @@ import kcconf
 kcconf.configkopano({
     r"/etc/kopano/gateway.cfg":
     {
+        'imap_listen': "0.0.0.0:143",
         'log_file': "-",
         'log_level': "3",
         'tmp_path': "/tmp/gateway/"
diff --git a/core/defaultconfigs/server.py b/core/defaultconfigs/server.py
index d098747..30eccf6 100644
--- a/core/defaultconfigs/server.py
+++ b/core/defaultconfigs/server.py
@@ -9,8 +9,8 @@ kcconf.configkopano({
         'log_level': "3",
         'attachment_path': "/kopano/data/attachments/",
         'user_plugin': "ldap",
-        'server_listen': "*:236",
-        'server_listen_tls': "*:237",
+        'server_listen': "0.0.0.0:236",
+        'server_listen_tls': "0.0.0.0:237",
         'sync_gab_realtime': "no",
         'softdelete_lifetime': "0",
         'kcoidc_initialize_timeout': "360"