diff --git a/ubuntu/mongo/compose.yaml b/ubuntu/mongo/compose.yaml
deleted file mode 100644
index c37573b..0000000
--- a/ubuntu/mongo/compose.yaml
+++ /dev/null
@@ -1,17 +0,0 @@
-services:
-  mongo:
-    image: "mongo:5.0"
-    container_name: "mongo"
-    hostname: "mongo"
-    restart: always
-    volumes:
-      - mongo:/data/db
-      - mongo_cdb:/data/configdb
-    ports:
-      - 27017:27017
-    network_mode: bridge
-
-volumes:
-  mongo:
-  mongo_cdb:
-
diff --git a/ubuntu/overleafmongo/compose.yaml b/ubuntu/overleafmongo/compose.yaml
new file mode 100644
index 0000000..e33ddb1
--- /dev/null
+++ b/ubuntu/overleafmongo/compose.yaml
@@ -0,0 +1,31 @@
+# docker network create overleaf-network
+services:
+  overleafmongo:
+    image: "mongo:5.0"
+    container_name: overleafmongo
+    hostname: overleafmongo
+    restart: always
+    healthcheck:
+      test: "mongosh --quiet --eval 'rs.hello().setName ? rs.hello().setName : rs.initiate({_id: \"overleaf\",members:[{_id: 0, host:\"overleafmongo:27017\"}]})'"
+      interval: 10s
+      timeout: 10s
+      retries: 5
+    command: "--replSet overleaf"
+    expose:
+      - 27017
+    volumes:
+      - overleaf_mongo:/data/db
+      - overleaf_mongo_cdb:/data/configdb
+    networks:
+      - overleaf-network
+    extra_hosts:
+      - "mongo:127.0.0.1"
+      - "overleafmongo:127.0.0.1"
+
+volumes:
+  overleaf_mongo:
+  overleaf_mongo_cdb:
+
+networks:
+  overleaf-network:
+    external: true