diff --git a/roles/docker-funkwhale/templates/docker-compose.yml.j2 b/roles/docker-funkwhale/templates/docker-compose.yml.j2
index afc17e0e..9f63ce78 100644
--- a/roles/docker-funkwhale/templates/docker-compose.yml.j2
+++ b/roles/docker-funkwhale/templates/docker-compose.yml.j2
@@ -6,7 +6,7 @@ services:
     env_file: .env
     environment:
       - "POSTGRES_HOST_AUTH_METHOD=trust"
-    image: postgres:alpine
+    image: postgres:15-alpine
     volumes:
       - database:/var/lib/postgresql/data
 
diff --git a/roles/docker-listmonk/templates/docker-compose.yml.j2 b/roles/docker-listmonk/templates/docker-compose.yml.j2
index 7f115b4c..f5f8185a 100644
--- a/roles/docker-listmonk/templates/docker-compose.yml.j2
+++ b/roles/docker-listmonk/templates/docker-compose.yml.j2
@@ -11,7 +11,7 @@ x-application-defaults: &application-defaults
     - TZ=Etc/UTC
 
 x-database-defaults: &database-defaults
-  image: postgres:alpine
+  image: postgres:13-alpine
   ports:
     - "9432:5432"
   networks:
diff --git a/roles/docker-mastodon/templates/docker-compose.yml.j2 b/roles/docker-mastodon/templates/docker-compose.yml.j2
index 293a67a4..9a4d5edd 100644
--- a/roles/docker-mastodon/templates/docker-compose.yml.j2
+++ b/roles/docker-mastodon/templates/docker-compose.yml.j2
@@ -2,7 +2,7 @@ version: '3'
 services:
   database:
     restart: always
-    image: postgres:alpine
+    image: postgres:14-alpine
     shm_size: 256mb
     networks:
       - internal_network
diff --git a/roles/docker-matrix/templates/docker-compose.yml.j2 b/roles/docker-matrix/templates/docker-compose.yml.j2
index f7fb8fab..7ddf0468 100644
--- a/roles/docker-matrix/templates/docker-compose.yml.j2
+++ b/roles/docker-matrix/templates/docker-compose.yml.j2
@@ -4,7 +4,7 @@ services:
   
   synapse:
     image: matrixdotorg/synapse:latest
-    restart: unless-stopped
+    restart: always
     logging:
       driver: journald
     volumes:
@@ -18,24 +18,24 @@ services:
       - "127.0.0.1:{{http_port}}:8008"
     depends_on:
       - database
-
   database:
     logging:
-        driver: journald
-    image: postgres:alpine
-    restart: unless-stopped
-    volumes:
-      - database:/var/lib/postgresql/data
+      driver: journald
+    image: mariadb
+    restart: always
     environment:
-      - POSTGRES_DB=matrix
-      - POSTGRES_USER=matrix
-      - POSTGRES_PASSWORD={{matrix_database_password}}
-      - POSTGRES_INITDB_ARGS=--encoding=UTF8 --locale=C
+      MYSQL_DATABASE: "matrix"
+      MYSQL_USER: "matrix"
+      MYSQL_PASSWORD: "{{matrix_database_password}}"
+      MYSQL_ROOT_PASSWORD: "{{matrix_database_password}}"
+      MARIADB_AUTO_UPGRADE: "1"
+    volumes:
+      - database:/var/lib/mysql
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U matrix"]
-      interval: 10s
-      timeout: 5s
-      retries: 6
+      test: "/usr/bin/mariadb --user=matrix --password={{matrix_database_password}} --execute \"SHOW DATABASES;\""
+      interval: 3s
+      timeout: 1s
+      retries: 5
 
   # bridges
   #mautrix-telegram:
diff --git a/roles/docker-matrix/templates/homeserver.yaml.j2 b/roles/docker-matrix/templates/homeserver.yaml.j2
index 3c95afd4..61fb3cb2 100644
--- a/roles/docker-matrix/templates/homeserver.yaml.j2
+++ b/roles/docker-matrix/templates/homeserver.yaml.j2
@@ -9,7 +9,7 @@ listeners:
       - names: [client, federation]
         compress: false
 database:
-  name: psycopg2
+  name: mysql
   args:
     user: matrix
     password: {{matrix_database_password}}
diff --git a/roles/docker-mybb/templates/docker-compose.yml.j2 b/roles/docker-mybb/templates/docker-compose.yml.j2
index 6e02a835..edf8d0e2 100644
--- a/roles/docker-mybb/templates/docker-compose.yml.j2
+++ b/roles/docker-mybb/templates/docker-compose.yml.j2
@@ -28,21 +28,21 @@ services:
   database:
     logging:
       driver: journald
-      options:
-        tag: "mybb_database"
-    environment:
-      POSTGRES_DB: mybb
-      POSTGRES_PASSWORD: "{{mybb_database_password}}"
-      POSTGRES_USER: mybb
-    image: postgres:alpine
-    volumes:
-    - database:/var/lib/postgresql/data:rw
+    image: mariadb
     restart: always
+    environment:
+      MYSQL_DATABASE: "mybb"
+      MYSQL_USER: "mybb"
+      MYSQL_PASSWORD: "{{mybb_database_password}}"
+      MYSQL_ROOT_PASSWORD: "{{mybb_database_password}}"
+      MARIADB_AUTO_UPGRADE: "1"
+    volumes:
+      - database:/var/lib/mysql
     healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U mybb"]
-      interval: 10s
-      timeout: 5s
-      retries: 6
+      test: "/usr/bin/mariadb --user=mybb --password={{mybb_database_password}} --execute \"SHOW DATABASES;\""
+      interval: 3s
+      timeout: 1s
+      retries: 5
 volumes:
   database:
   data:
diff --git a/roles/docker-peertube/templates/docker-compose.yml.j2 b/roles/docker-peertube/templates/docker-compose.yml.j2
index d034bd75..06033853 100644
--- a/roles/docker-peertube/templates/docker-compose.yml.j2
+++ b/roles/docker-peertube/templates/docker-compose.yml.j2
@@ -17,7 +17,7 @@ services:
       - redis
     restart: "always"
   database:
-    image: postgres:alpine
+    image: postgres:13-alpine
     env_file:
       - .env
     volumes: