diff --git a/docker-compose.yml b/docker-compose.yml
index ef458a9..f9041da 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -2,7 +2,7 @@ version: "3"
 
 services:
     rocketchat:
-        image: registry.rocket.chat/rocketchat/rocket.chat:latest
+        image: registry.rocket.chat/rocketchat/rocket.chat:4.8.1
         command: >
             bash -c
               "for i in `seq 1 30`; do
@@ -28,14 +28,15 @@ services:
             - 3000:3000
 
     mongo:
-        image: mongo:4.0
+        image: mongo:4.4
         restart: unless-stopped
         volumes:
             - db:/data/db
-        command: mongod --smallfiles --oplogSize 128 --replSet rs0 --storageEngine=mmapv1
-
+        command: mongod --oplogSize 128 --replSet rs0
+        ports:
+            - 27017:27017
     mongo-init-replica:
-        image: mongo:4.0
+        image: mongo:4.4
         command: >
             bash -c
               "for i in `seq 1 30`; do