diff --git a/Makefile b/Makefile
index 9180948..d85af43 100644
--- a/Makefile
+++ b/Makefile
@@ -31,6 +31,9 @@ ssh-wagtail: ## Enter the running Docker container for the wagtail development e
 ssh-db: ## Open a PostgreSQL shell session
 	docker compose exec web python manage.py dbshell
 
+destroy-db: ## Remove the volume containing the PostgreSQL data
+	docker volume rm docker-wagtail-develop_postgres-data
+
 down: ## Stop and remove all Docker containers
 	docker compose down
 
diff --git a/docker-compose.yml b/docker-compose.yml
index 341cd11..ed4f76c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,9 +1,7 @@
-version: '3'
-
 volumes:
   postgres-data:
   node_modules:
-  
+
 services:
   web:
     container_name: "web"
@@ -23,9 +21,10 @@ services:
     depends_on:
       - db
       - frontend
+
   db:
     container_name: "db"
-    image: postgres:12.3-alpine
+    image: postgres:14.1
     environment:
       POSTGRES_USER: wagtail
       POSTGRES_DB: wagtail
@@ -35,6 +34,7 @@ services:
     restart: "no"
     expose:
       - "5432"
+
   frontend:
     container_name: "frontend"
     build: