diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..30e031f
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+docker-compose.custom.yml
diff --git a/docker-compose.override.yml b/docker-compose.override.yml
new file mode 100644
index 0000000..fef6127
--- /dev/null
+++ b/docker-compose.override.yml
@@ -0,0 +1,11 @@
+version: "3.3"
+services:
+  plausible_db:
+    ports:
+      - 5432:5432
+  plausible_events_db:
+    ports:
+      - 8123:8123
+  plausible:
+    ports:
+      - 80:8000
diff --git a/docker-compose.yml b/docker-compose.yml
index b27d5c1..c1ecae3 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -10,8 +10,6 @@ services:
       - db-data:/var/lib/postgresql/data
     environment:
       - POSTGRES_PASSWORD=postgres
-    ports:
-      - 5432:5432
 
   plausible_events_db:
     image: yandex/clickhouse-server:latest
@@ -21,8 +19,6 @@ services:
       nofile:
         soft: 262144
         hard: 262144
-    ports:
-      - 8123:8123
 
   plausible:
     image: plausible/analytics:latest
@@ -31,8 +27,6 @@ services:
       - plausible_db
       - plausible_events_db
       - mail
-    ports:
-      - 80:8000
     links:
       - plausible_db
       - plausible_events_db