diff --git a/postorius/Dockerfile b/postorius/Dockerfile
index e41ea87..04ab644 100644
--- a/postorius/Dockerfile
+++ b/postorius/Dockerfile
@@ -15,7 +15,7 @@ RUN set -ex \
 		postgresql-dev mariadb-dev python3-dev libffi-dev openldap-dev cargo rust \
 	&& apk add --no-cache --virtual .mailman-rundeps bash sassc \
 		postgresql-client mysql-client py3-mysqlclient curl mailcap gettext \
-		python3 py3-pip libffi libuuid \
+		python3 py3-pip libffi libuuid pcre-dev \
 	&& python3 -m pip install -U 'Django<3.0' pip setuptools wheel \
 	&& python3 -m pip install postorius==1.3.4 \
 		uwsgi \
diff --git a/postorius/mailman-web/settings.py b/postorius/mailman-web/settings.py
index 50994da..984fbc3 100644
--- a/postorius/mailman-web/settings.py
+++ b/postorius/mailman-web/settings.py
@@ -61,7 +61,6 @@ ALLOWED_HOSTS = [
 MAILMAN_REST_API_URL = os.environ.get('MAILMAN_REST_URL', 'http://mailman-core:8001')
 MAILMAN_REST_API_USER = os.environ.get('MAILMAN_REST_USER', 'restadmin')
 MAILMAN_REST_API_PASS = os.environ.get('MAILMAN_REST_PASSWORD', 'restpass')
-MAILMAN_ARCHIVER_FROM = (os.environ.get('MAILMAN_HOST_IP', gethostbyname(os.environ.get('MAILMAN_HOSTNAME', 'mailman-core'))),)
 
 # Application definition