diff --git a/docker-compose.yml b/docker-compose.yml
index d54d295..64bd492 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,30 +1,50 @@
-services:
-  mailserver:
-    image: ghcr.io/docker-mailserver/docker-mailserver:latest
-    container_name: mailserver
-    # Provide the FQDN of your mail server here (Your DNS MX record should point to this value)
-    hostname: mail.example.com
-    env_file: mailserver.env
-    # More information about the mail-server ports:
-    # https://docker-mailserver.github.io/docker-mailserver/latest/config/security/understanding-the-ports/
-    ports:
-      - "25:25"    # SMTP  (explicit TLS => STARTTLS, Authentication is DISABLED => use port 465/587 instead)
-      - "143:143"  # IMAP4 (explicit TLS => STARTTLS)
-      - "465:465"  # ESMTP (implicit TLS)
-      - "587:587"  # ESMTP (explicit TLS => STARTTLS)
-      - "993:993"  # IMAP4 (implicit TLS)
-    volumes:
-      - ./docker-data/dms/mail-data/:/var/mail/
-      - ./docker-data/dms/mail-state/:/var/mail-state/
-      - ./docker-data/dms/mail-logs/:/var/log/mail/
-      - ./docker-data/dms/config/:/tmp/docker-mailserver/
-      - /etc/localtime:/etc/localtime:ro
-    restart: always
-    stop_grace_period: 1m
-    # Uncomment if using `ENABLE_FAIL2BAN=1`:
-    # cap_add:
-    #   - NET_ADMIN
-    healthcheck:
-      test: "ss --listening --ipv4 --tcp | grep --silent ':smtp' || exit 1"
-      timeout: 3s
-      retries: 0
+services:
+  mailserver:
+    image: ghcr.io/docker-mailserver/docker-mailserver:latest
+    container_name: mailserver
+    # Provide the FQDN of your mail server here (Your DNS MX record should point to this value)
+    hostname: mail.example.com
+    env_file: mailserver.env
+    # More information about the mail-server ports:
+    # https://docker-mailserver.github.io/docker-mailserver/latest/config/security/understanding-the-ports/
+    ports:
+      - "25:25"    # SMTP  (explicit TLS => STARTTLS, Authentication is DISABLED => use port 465/587 instead)
+      - "143:143"  # IMAP4 (explicit TLS => STARTTLS)
+      - "465:465"  # ESMTP (implicit TLS)
+      - "587:587"  # ESMTP (explicit TLS => STARTTLS)
+      - "993:993"  # IMAP4 (implicit TLS)
+    volumes:
+      - ./docker-data/dms/mail-data/:/var/mail/
+      - ./docker-data/dms/mail-state/:/var/mail-state/
+      - ./docker-data/dms/mail-logs/:/var/log/mail/
+      - ./docker-data/dms/config/:/tmp/docker-mailserver/
+      - /etc/localtime:/etc/localtime:ro
+    restart: always
+    stop_grace_period: 1m
+    # Uncomment if using `ENABLE_FAIL2BAN=1`:
+    # cap_add:
+    #   - NET_ADMIN
+    healthcheck:
+      test: "ss --listening --ipv4 --tcp | grep --silent ':smtp' || exit 1"
+      timeout: 3s
+      retries: 0
+
+  mssql:
+    image: mcr.microsoft.com/mssql/server:2022-latest
+    container_name: mssql-server
+    hostname: mssql-server
+    restart: unless-stopped
+
+    environment:
+      ACCEPT_EULA: "Y"
+      MSSQL_SA_PASSWORD: "YourStrongPassword123!"
+      MSSQL_PID: "Developer"
+
+    ports:
+      - "1433:1433"
+
+    volumes:
+      - mssql_data:/var/opt/mssql
+
+volumes:
+  mssql_data:
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