diff --git a/Dockerfile b/Dockerfile
index 3c2ff7a..ebf17d3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,8 +14,8 @@ VOLUME /kill-the-newsletter/static/alternate/
 ENV WEB_PORT=4000
 ENV EMAIL_PORT=2525
 ENV BASE_URL=http://localhost:4000
-ENV EMAIL_DOMAIN=localhost
-ENV ISSUE_REPORT=mailto:kill-the-newsletter@leafac.com
+ENV SMTP_URL=smtp://localhost
+ENV ISSUE_REPORT_EMAIL=kill-the-newsletter@leafac.com
 
 EXPOSE 4000
 EXPOSE 2525