diff --git a/ansible/inventory.tmpl.yaml b/ansible/inventory.tmpl.yaml
index 2d20898..7551675 100644
--- a/ansible/inventory.tmpl.yaml
+++ b/ansible/inventory.tmpl.yaml
@@ -30,4 +30,5 @@ social:
     #vapid_private_key: 
     #vapid_public_key: 
 
+    admin_email: {{ADMIN_EMAIL}}
 
diff --git a/ansible/roles/certbot/tasks/main.yaml b/ansible/roles/certbot/tasks/main.yaml
index 81b7ca9..1d22a09 100644
--- a/ansible/roles/certbot/tasks/main.yaml
+++ b/ansible/roles/certbot/tasks/main.yaml
@@ -57,7 +57,7 @@
 
 # XXX FIXME configure email address
 - name: seed a cert if needed
-  command: "docker run --volume /srv/certbot/etc:/etc/letsencrypt --volume /srv/certbot/www:/var/www/certbot -p 80:80 --rm -t certbot/certbot certonly --agree-tos --email erik@erikstambaugh.com --standalone --noninteractive --cert-name {{domain_name}} --domains {{domain_name}}"
+  command: "docker run --volume /srv/certbot/etc:/etc/letsencrypt --volume /srv/certbot/www:/var/www/certbot -p 80:80 --rm -t certbot/certbot certonly --agree-tos --email {{admin_email}} --standalone --noninteractive --cert-name {{domain_name}} --domains {{domain_name}}"
   args:
     chdir: /srv/certbot
     creates: "/srv/certbot/etc/live/{{domain_name}}/fullchain.pem"
diff --git a/config.mk.in b/config.mk.in
index 2d6cb21..7e47415 100644
--- a/config.mk.in
+++ b/config.mk.in
@@ -4,6 +4,10 @@
 ## Template for configuration.
 ## The comment preceding any variable is printed as its prompt.
 
+# What is the site admin's email address?
+ADMIN_EMAIL =
+
+
 # Right now AWS is the only option.  This is only here for future use.
 
 # AWS: Are we using AWS? 1 means yes, 0 means no   (only 1 works right now!)