diff --git a/core/admin/mailu/configuration.py b/core/admin/mailu/configuration.py
index 05fad173..c7c695f1 100644
--- a/core/admin/mailu/configuration.py
+++ b/core/admin/mailu/configuration.py
@@ -60,8 +60,6 @@ DEFAULT_CONFIG = {
     'HOST_SMTP': 'smtp',
     'HOST_AUTHSMTP': 'smtp',
     'HOST_ADMIN': 'admin',
-    'ANTISPAM': 'none',
-    'HOST_ANTISPAM': 'antispam:11334',
     'WEBMAIL': 'none',
     'HOST_WEBMAIL': 'webmail',
     'HOST_WEBDAV': 'webdav:5232',
@@ -99,8 +97,6 @@ class ConfigManager(dict):
         self.config["REDIS_ADDRESS"] = self.get_host_address("REDIS")
         if self.config["WEBMAIL"] != "none":
             self.config["WEBMAIL_ADDRESS"] = self.get_host_address("WEBMAIL")
-        if self.config["ANTISPAM"] != "none":
-            self.config["ANTISPAM_ADDRESS"] = self.get_host_address("ANTISPAM")
 
     def __coerce_value(self, value):
         if isinstance(value, str) and value.lower() in ('true','yes'):
diff --git a/core/dovecot/conf/ham.script b/core/dovecot/conf/ham.script
index f1dfc409..e4b8d496 100755
--- a/core/dovecot/conf/ham.script
+++ b/core/dovecot/conf/ham.script
@@ -1,4 +1,4 @@
 #!/bin/bash
 
-tee >(rspamc -h {{ ANTISPAM_ADDRESS }} -P mailu learn_ham /dev/stdin) \
-    | rspamc -h {{ ANTISPAM_ADDRESS }} -P mailu -f 13 fuzzy_add /dev/stdin
+tee >(rspamc -h {{ ANTISPAM_WEBUI_ADDRESS }} -P mailu learn_ham /dev/stdin) \
+    | rspamc -h {{ ANTISPAM_WEBUI_ADDRESS }} -P mailu -f 13 fuzzy_add /dev/stdin
diff --git a/core/dovecot/conf/spam.script b/core/dovecot/conf/spam.script
index c711be0a..b888a01b 100755
--- a/core/dovecot/conf/spam.script
+++ b/core/dovecot/conf/spam.script
@@ -1,4 +1,4 @@
 #!/bin/bash
 
-tee >(rspamc -h {{ ANTISPAM_ADDRESS }} -P mailu learn_spam /dev/stdin) \
-    >(rspamc -h {{ ANTISPAM_ADDRESS }} -P mailu -f 11 fuzzy_add /dev/stdin)
+tee >(rspamc -h {{ ANTISPAM_WEBUI_ADDRESS }} -P mailu learn_spam /dev/stdin) \
+    >(rspamc -h {{ ANTISPAM_WEBUI_ADDRESS }} -P mailu -f 11 fuzzy_add /dev/stdin)
diff --git a/core/dovecot/start.py b/core/dovecot/start.py
index b8ad1699..559baf6e 100755
--- a/core/dovecot/start.py
+++ b/core/dovecot/start.py
@@ -25,7 +25,7 @@ def start_podop():
 os.environ["FRONT_ADDRESS"] = system.get_host_address_from_environment("FRONT", "front")
 os.environ["REDIS_ADDRESS"] = system.get_host_address_from_environment("REDIS", "redis")
 os.environ["ADMIN_ADDRESS"] = system.get_host_address_from_environment("ADMIN", "admin")
-os.environ["ANTISPAM_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM", "antispam:11334")
+os.environ["ANTISPAM_WEBUI_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM_WEBUI", "antispam:11334")
 if os.environ["WEBMAIL"] != "none":
     os.environ["WEBMAIL_ADDRESS"] = system.get_host_address_from_environment("WEBMAIL", "webmail")
 
diff --git a/core/nginx/conf/nginx.conf b/core/nginx/conf/nginx.conf
index 85853faa..67384edf 100644
--- a/core/nginx/conf/nginx.conf
+++ b/core/nginx/conf/nginx.conf
@@ -40,7 +40,7 @@ http {
       root /static;
       # Variables for proxifying
       set $admin {{ ADMIN_ADDRESS }};
-      set $antispam {{ ANTISPAM_ADDRESS }};
+      set $antispam {{ ANTISPAM_WEBUI_ADDRESS }};
       {% if WEBMAIL_ADDRESS %}
       set $webmail {{ WEBMAIL_ADDRESS }};
       {% endif %}
diff --git a/core/nginx/config.py b/core/nginx/config.py
index 65beeb6a..6fc9c082 100755
--- a/core/nginx/config.py
+++ b/core/nginx/config.py
@@ -15,7 +15,7 @@ with open("/etc/resolv.conf") as handle:
     args["RESOLVER"] = content[content.index("nameserver") + 1]
 
 args["ADMIN_ADDRESS"] = system.get_host_address_from_environment("ADMIN", "admin")
-args["ANTISPAM_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM", "antispam:11334")
+args["ANTISPAM_WEBUI_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM_WEBUI", "antispam:11334")
 if args["WEBMAIL"] != "none":
     args["WEBMAIL_ADDRESS"] = system.get_host_address_from_environment("WEBMAIL", "webmail")
 if args["WEBDAV"] != "none":
diff --git a/core/postfix/conf/main.cf b/core/postfix/conf/main.cf
index 49d7d4b7..0790946d 100644
--- a/core/postfix/conf/main.cf
+++ b/core/postfix/conf/main.cf
@@ -112,7 +112,7 @@ unverified_recipient_reject_reason = Address lookup failure
 # Milter
 ###############
 
-smtpd_milters = inet:{{ ANTISPAM_ADDRESS }}
+smtpd_milters = inet:{{ ANTISPAM_MILTER_ADDRESS }}
 milter_protocol = 6
 milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen}
 milter_default_action = tempfail
diff --git a/core/postfix/start.py b/core/postfix/start.py
index 4df5a3d4..7523bb4d 100755
--- a/core/postfix/start.py
+++ b/core/postfix/start.py
@@ -28,7 +28,7 @@ def start_podop():
 # Actual startup script
 os.environ["FRONT_ADDRESS"] = system.get_host_address_from_environment("FRONT", "front")
 os.environ["ADMIN_ADDRESS"] = system.get_host_address_from_environment("ADMIN", "admin")
-os.environ["ANTISPAM_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM", "antispam:11332")
+os.environ["ANTISPAM_MILTER_ADDRESS"] = system.get_host_address_from_environment("ANTISPAM_MILTER", "antispam:11332")
 os.environ["LMTP_ADDRESS"] = system.get_host_address_from_environment("LMTP", "imap:2525")
 
 for postfix_file in glob.glob("/conf/*.cf"):
diff --git a/docs/configuration.rst b/docs/configuration.rst
index 02931d35..a536c700 100644
--- a/docs/configuration.rst
+++ b/docs/configuration.rst
@@ -146,7 +146,8 @@ optional port number. Those variables are:
 - ``HOST_SMTP``: the container that is running the SMTP server (default: ``smtp``, port 25)
 - ``HOST_AUTHSMTP``: the container that is running the authenticated SMTP server for the webnmail (default: ``smtp``, port 10025)
 - ``HOST_ADMIN``: the container that is running the admin interface (default: ``admin``)
-- ``HOST_ANTISPAM``: the container that is running the antispam service (default: ``antispam:11334``)
+- ``HOST_ANTISPAM_MILTER``: the container that is running the antispam milter service (default: ``antispam:11332``)
+- ``HOST_ANTISPAM_WEBUI``: the container that is running the antispam webui service (default: ``antispam:11334``)
 - ``HOST_ANTIVIRUS``: the container that is running the antivirus service (default: ``antivirus:3310``)
 - ``HOST_WEBMAIL``: the container that is running the webmail (default: ``webmail``)
 - ``HOST_WEBDAV``: the container that is running the webdav server (default: ``webdav:5232``)
diff --git a/docs/kubernetes/mailu/configmap.yaml b/docs/kubernetes/mailu/configmap.yaml
index a950c732..c9905256 100644
--- a/docs/kubernetes/mailu/configmap.yaml
+++ b/docs/kubernetes/mailu/configmap.yaml
@@ -164,6 +164,7 @@
     HOST_WEBMAIL: "webmail.mailu-mailserver.svc.cluster.local"
     HOST_ADMIN: "admin.mailu-mailserver.svc.cluster.local"
     HOST_WEBDAV: "webdav.mailu-mailserver.svc.cluster.local:5232"
-    HOST_ANTISPAM: "antispam.mailu-mailserver.svc.cluster.local:11332"
+    HOST_ANTISPAM_MILTER: "antispam.mailu-mailserver.svc.cluster.local:11332"
+    HOST_ANTISPAM_WEBUI: "antispam.mailu-mailserver.svc.cluster.local:11334"
     HOST_ANTIVIRUS: "antivirus.mailu-mailserver.svc.cluster.local:3310"
     HOST_REDIS: "redis.mailu-mailserver.svc.cluster.local"
diff --git a/towncrier/newsfragments/1190.fix b/towncrier/newsfragments/1190.fix
new file mode 100644
index 00000000..fe365de9
--- /dev/null
+++ b/towncrier/newsfragments/1190.fix
@@ -0,0 +1 @@
+Separate HOST_ANTISPAM in HOST_ANTISPAM_MILTER and HOST_ANTISPAM_WEBUI because of different ports
\ No newline at end of file