diff --git a/holmium.yml b/holmium.yml
index fd56750..c75cea8 100644
--- a/holmium.yml
+++ b/holmium.yml
@@ -19,6 +19,7 @@
           - server: pottwal
             hosts:
               - name: gitea.n39.eu
+              - name: redmine.n39.eu
               - name: uritools.n39.eu
               - name: uritools-api.n39.eu
               - name: sl.n39.eu
diff --git a/inventory.yml b/inventory.yml
index 2382932..17c0ed2 100644
--- a/inventory.yml
+++ b/inventory.yml
@@ -95,6 +95,13 @@ all:
         38656238663565386631306263333166633064313762343139373735626439666665356530383363
         3134373261386435310a626461376537643937643838636638313033383463356663396464643361
         36333766383139376331336633646633396430323663366636616431643134666536
+      redmine_database_password: !vault |
+        $ANSIBLE_VAULT;1.1;AES256
+        31343936363663616665346336616366313761363866353533646464393163363161306331323639
+        3030643563363731646365643362626664633130656265330a623566333734343562393432636336
+        32366339366433626466306634383563343633343736393735336130363462346265646431393839
+        3566326231663663340a383731353935366234643132386438663736313938356266613432303232
+        3165
     unicorn.n39.eu:
       server_admin: "admin+unicorn@netz39.de"
     platon.n39.eu:
diff --git a/pottwal.yml b/pottwal.yml
index bc784fc..375725c 100644
--- a/pottwal.yml
+++ b/pottwal.yml
@@ -19,6 +19,11 @@
     hedgedoc_host_port: 8084
     hedgedoc_image: quay.io/hedgedoc/hedgedoc:1.9.3
 
+    redmine_host_port: 8087
+    redmine_image: redmine:4.2.7
+    redmine_mysql_image: mysql:5.7
+    redmine_database: redmine
+
   roles:
     - role: docker_setup
       vars:
@@ -38,6 +43,7 @@
             alternate_names:
               - conference.jabber.n39.eu
             deploy_cert_hook: "docker exec prosody prosodyctl --root cert import ${DOMAIN} /var/lib/dehydrated/certs"
+          - name: redmine.n39.eu
     - role: penguineer.dehydrated_cron
     - role: dd24-dyndns-cron
       # variables are set in the inventory
@@ -253,4 +259,68 @@
         proxy_port: "{{ hedgedoc_host_port }}"
 
 
+    # Expected setup for the data directory
+    #   file: configuration.yml
+    #   directory: mysql
+    #   directory: files
+    #   directory: themes
+    - name: Check if redmine data dir exists
+      ansible.builtin.stat:
+        path: "{{ data_dir }}/redmine"
+      register: redmine_dir
+    - name: Fail if redmine data dir does not exist
+      ansible.builtin.fail:
+        msg: "Redmine data dir is missing, please restore from the backup!"
+      when: not redmine_dir.stat.exists
+
+    - name: Setup Redmine docker network
+      docker_network:
+        name: redminenet
+        state: present
+        internal: true
+
+    - name: Setup Redmine MySQL container
+      docker_container:
+        name: redminedb
+        image: "{{ redmine_mysql_image }}"
+        pull: true
+        state: started
+        restart_policy: unless-stopped
+        detach: yes
+        env:
+          MYSQL_ROOT_PASSWORD: "{{ redmine_database_password }}"
+          MYSQL_DATABASE:  "{{redmine_database }}"
+        volumes:
+          - "{{ data_dir }}/redmine/mysql:/var/lib/mysql"
+        networks:
+          - name: redminenet
+
+    - name: Setup Redmine container
+      docker_container:
+        name: redmine
+        image: "{{ redmine_image }}"
+        pull: true
+        state: started
+        restart_policy: unless-stopped
+        detach: yes
+        ports:
+          - "127.0.0.1:{{ redmine_host_port }}:3000"
+        env:
+          REDMINE_DB_MYSQL: redminedb
+          REDMINE_DB_PASSWORD: "{{ redmine_database_password }}"
+        volumes:
+          - "{{ data_dir }}/redmine/configuration.yml:/usr/src/redmine/config/configuration.yml"
+          - "{{ data_dir }}/redmine/files:/usr/src/redmine/files"
+          - "{{ data_dir }}/redmine/themes:/usr/src/redmine/public/themes"
+        networks:
+          - name: redminenet
+
+    - name: Setup proxy site redmine.n39.eu
+      include_role:
+        name: setup-http-site-proxy
+      vars:
+        site_name: redmine.n39.eu
+        proxy_port: "{{ redmine_host_port }}"
+
+
   handlers: