diff --git a/dev/proxy.yml b/dev/proxy.yml
index bd011b8..b01bc74 100644
--- a/dev/proxy.yml
+++ b/dev/proxy.yml
@@ -5,7 +5,7 @@
     - host_vars/proxy.yml
   roles:
     - base
-    - postgresql
+    - mariadb
     - proxy
     - docker
     - gitea
diff --git a/roles/.gitignore b/roles/.gitignore
index c5edb12..bb43362 100644
--- a/roles/.gitignore
+++ b/roles/.gitignore
@@ -7,6 +7,7 @@
 !gitea*/
 !jenkins*/
 !libvirt*/
+!mariadb*/
 !minecraft*/
 !nextcloud*/
 !nginx*/
diff --git a/roles/base/tasks/ansible.yml b/roles/base/tasks/ansible.yml
index 37922de..c130855 100644
--- a/roles/base/tasks/ansible.yml
+++ b/roles/base/tasks/ansible.yml
@@ -13,6 +13,7 @@
   loop:
     - aptitude
     - python3-docker
+    - python3-pymysql
     - python3-psycopg2
 
 - name: Create Ansible's temporary remote directory
diff --git a/roles/gitea/defaults/main.yml b/roles/gitea/defaults/main.yml
index 328afb9..adefd91 100644
--- a/roles/gitea/defaults/main.yml
+++ b/roles/gitea/defaults/main.yml
@@ -9,7 +9,7 @@ gitea_rooturl: "http://{{ gitea_domain }}"
 gitea_signup: true
 
 # database settings
-gitea_dbtype: postgres
+gitea_dbtype: mysql
 gitea_dbhost: host.docker.internal
 gitea_dbname: "{{ gitea_name }}"
 gitea_dbuser: "{{ gitea_name }}"
diff --git a/roles/gitea/tasks/main.yml b/roles/gitea/tasks/main.yml
index 02e587c..5d3f20d 100644
--- a/roles/gitea/tasks/main.yml
+++ b/roles/gitea/tasks/main.yml
@@ -4,18 +4,19 @@
     state: directory
 
 - name: Create Gitea database
-  postgresql_db:
+  mysql_db:
     name: "{{ gitea_dbname }}"
-  become: true
-  become_user: postgres
+    state: present
+    login_unix_socket: /var/run/mysqld/mysqld.sock
 
 - name: Create Gitea database user
-  postgresql_user:
-    db: "{{ gitea_dbname }}"
+  mysql_user:
     name: "{{ gitea_dbuser }}"
     password: "{{ gitea_dbpass }}"
-  become: true
-  become_user: postgres
+    host: '%'
+    state: present
+    priv: "{{ gitea_dbname }}.*:ALL"
+    login_unix_socket: /var/run/mysqld/mysqld.sock
 
 - name: Create git user
   user:
diff --git a/roles/mariadb/defaults/main.yml b/roles/mariadb/defaults/main.yml
new file mode 100644
index 0000000..78d6e67
--- /dev/null
+++ b/roles/mariadb/defaults/main.yml
@@ -0,0 +1,3 @@
+mariadb_trust:
+  - "172.16.0.0/12"
+  - "192.168.0.0/16"
diff --git a/roles/mariadb/tasks/main.yml b/roles/mariadb/tasks/main.yml
new file mode 100644
index 0000000..29c5f33
--- /dev/null
+++ b/roles/mariadb/tasks/main.yml
@@ -0,0 +1,25 @@
+- name: Install MariaDB
+  apt:
+    name: mariadb-server
+    state: present
+
+- name: Change the bind-address to allow Docker
+  lineinfile:
+    path: /etc/mysql/mariadb.conf.d/50-server.cnf
+    regex: "^bind-address"
+    line: "bind-address            = 0.0.0.0"
+  register: mariadb_conf
+
+- name: Restart MariaDB
+  service:
+    name: mariadb
+    state: restarted
+  when: mariadb_conf.changed
+
+- name: Allow database connections
+  ufw:
+    rule: allow
+    port: "3306"
+    proto: tcp
+    src: "{{ item }}"
+  loop: "{{ mariadb_trust }}"