diff --git a/Dockerfile b/Dockerfile
index d73c158..b21f36d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
 FROM php:7-fpm-alpine3.7
 
-LABEL MAINTAINER diego@passbolt.com
+LABEL maintainer="diego@passbolt.com"
 
 ENV PASSBOLT_VERSION 2.0.0-rc1
 ENV PASSBOLT_URL https://github.com/passbolt/passbolt_api/archive/v${PASSBOLT_VERSION}.tar.gz