diff --git a/webserver/docker_hackmd/templates/docker-compose.yml b/webserver/docker_hackmd/templates/docker-compose.yml
index 919ac4019116bc683577a4ed69619a161eb27d57..b5d45acb5d714ab16e20518bbc155c252df1690c 100644
--- a/webserver/docker_hackmd/templates/docker-compose.yml
+++ b/webserver/docker_hackmd/templates/docker-compose.yml
@@ -4,14 +4,14 @@ services:
 
   app:
 
-    image: hackmdio/hackmd:1.2.0
+    image: hackmdio/hackmd:1.4.1
     restart: always
     depends_on:
       - db
     ports:
       - 127.0.0.1:42007:3000
     environment:
-      HMD_DB_URL: "mysql://hackmd:{{ mysql_user_pass }}@db:3306/hackmd"
+      CMD_DB_URL: "mysql://hackmd:{{ mysql_user_pass }}@db:3306/hackmd"
       CMD_SESSION_SECRET: "{{ hackmd_session_secret }}"
       CMD_ALLOW_ANONYMOUS: "true"
       CMD_ALLOW_ANONYMOUS_EDITS: "true"