diff --git a/prod.yml b/prod.yml
index b7150165ba8c17e349ce96aebf6288dd856a1663..9a984ed3069277eeb86660769be67d78bbfd3a13 100644
--- a/prod.yml
+++ b/prod.yml
@@ -12,3 +12,4 @@ services:
         - "--http-enabled=true"
         - "--import-realm"
         - "--verbose"
+        - "--hostname=https://${HOST}"