diff --git a/server-ce/docker-compose.yml b/server-ce/docker-compose.yml
index d4498348f4..f5ad685be1 100644
--- a/server-ce/docker-compose.yml
+++ b/server-ce/docker-compose.yml
@@ -102,7 +102,7 @@ services:
 
     mongo:
         restart: always
-        image: mongo
+        image: mongo:4.0
         container_name: mongo
         expose:
             - 27017