diff --git a/superset/docker-compose.yml b/superset/docker-compose.yml
index f69e493..30b4d7e 100644
--- a/superset/docker-compose.yml
+++ b/superset/docker-compose.yml
@@ -1,15 +1,16 @@
-version: '3'
+version: '3.7'
 
 services:
 
   redis:
-    image: redis
+    image: redis:5-alpine
+    command: --save 900 1
     volumes:
       - ./data/redis:/data
     restart: always
 
   postgres:
-    image: postgres
+    image: postgres:11-alpine
     volumes:
       - ./data/postgres:/var/lib/postgresql/data
     environment:
@@ -19,7 +20,7 @@ services:
     restart: always
 
   superset:
-    image: amancevice/superset
+    image: amancevice/superset:0.34.0
     ports:
       - "8088:8088"
     volumes:
@@ -32,7 +33,7 @@ services:
     restart: always
 
   worker:
-    image: amancevice/superset
+    image: amancevice/superset:0.34.0
     command: celery worker
     volumes:
       - ./data/superset:/etc/superset