diff --git a/docker-compose.yml b/docker-compose.yml
index cd4168c..4bebf32 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -90,10 +90,10 @@ services:
     build: codimd
     restart: always
     environment:
-      CMD_LDAP_BINDCREDENTIALS: "${CODIMD_LDAP_BINDCREDENTIALS}"
+      - "CMD_LDAP_BINDCREDENTIALS=${CODIMD_LDAP_BINDCREDENTIALS}"
       # enable registration
-      CMD_EMAIL=true
-      CMD_ALLOW_EMAIL_REGISTER=true
+      - "CMD_EMAIL=true"
+      - "CMD_ALLOW_EMAIL_REGISTER=true"
     ports:
       - "8081:3000"
     volumes: