diff --git a/Dockerfile b/Dockerfile
index 2871165..dbcab97 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,6 +13,7 @@ MAINTAINER "f <f@sutty.nl>"
 ENV EMAIL=monit@sutty.nl
 ENV EMAIL_FROM=monit@sutty.nl
 ENV MMONIT=mmmonit.athshe.sutty.nl
+ENV CREDENTIALS=mmmonit:mmmonit.athshe.sutty.nl
 
 # Locale
 ENV LANG="C.UTF-8"