diff --git a/roles/matrix-bot-postmoogle/defaults/main.yml b/roles/matrix-bot-postmoogle/defaults/main.yml
index 633d0099..c3b363f6 100644
--- a/roles/matrix-bot-postmoogle/defaults/main.yml
+++ b/roles/matrix-bot-postmoogle/defaults/main.yml
@@ -88,14 +88,18 @@ matrix_bot_postmoogle_federation: false
 matrix_bot_postmoogle_sentry: ''
 
 # Log level
-matrix_bot_postmoogle_loglevel: ''
+matrix_bot_postmoogle_loglevel: 'INFO'
 
 # Disable encryption
 matrix_bot_postmoogle_noencryption: false
 
 matrix_bot_postmoogle_domain: "{{ matrix_server_fqn_matrix }}"
 
-matrix_bot_postmoogle_port: "25"
+# in-container port
+matrix_bot_postmoogle_port: '2525'
+
+# on-host port
+matrix_bot_postmoogle_smtp_host_bind_port: '25'
 
 # Additional environment variables to pass to the postmoogle container
 #
diff --git a/roles/matrix-bot-postmoogle/templates/systemd/matrix-bot-postmoogle.service.j2 b/roles/matrix-bot-postmoogle/templates/systemd/matrix-bot-postmoogle.service.j2
index d5368603..38eb89a6 100644
--- a/roles/matrix-bot-postmoogle/templates/systemd/matrix-bot-postmoogle.service.j2
+++ b/roles/matrix-bot-postmoogle/templates/systemd/matrix-bot-postmoogle.service.j2
@@ -23,7 +23,7 @@ ExecStart={{ matrix_host_command_docker }} run --rm --name matrix-bot-postmoogle
 			--read-only \
 			--network={{ matrix_docker_network }} \
 			--env-file={{ matrix_bot_postmoogle_config_path }}/env \
-			-p {{ matrix_bot_postmoogle_port }}:{{ matrix_bot_postmoogle_port }} \
+			-p {{ matrix_bot_postmoogle_smtp_host_bind_port }}:{{ matrix_bot_postmoogle_port }} \
 			--mount type=bind,src={{ matrix_bot_postmoogle_data_path }},dst=/data \
 			{% for arg in matrix_bot_postmoogle_container_extra_arguments %}
 			{{ arg }} \