diff --git a/roles/grafana/defaults/main.yml b/roles/grafana/defaults/main.yml
index 0fa1a39..34fa3a0 100644
--- a/roles/grafana/defaults/main.yml
+++ b/roles/grafana/defaults/main.yml
@@ -1,3 +1,4 @@
+grafana_domain: '{{ ansible_fqdn }}'
 grafana_ldap_enabled: false
 grafana_http_addr:
 grafana_ldap_host: 127.0.0.1
diff --git a/roles/grafana/files/grafana.nginx.conf b/roles/grafana/files/grafana.nginx.conf
index ed1f205..ad26829 100644
--- a/roles/grafana/files/grafana.nginx.conf
+++ b/roles/grafana/files/grafana.nginx.conf
@@ -1,3 +1,4 @@
 location / {
     proxy_pass http://[::1]:3000/;
+    proxy_set_header Host $http_host;
 }
diff --git a/roles/grafana/templates/grafana.ini.j2 b/roles/grafana/templates/grafana.ini.j2
index ced3be6..3a1810f 100644
--- a/roles/grafana/templates/grafana.ini.j2
+++ b/roles/grafana/templates/grafana.ini.j2
@@ -38,7 +38,7 @@ http_addr = {{ grafana_http_addr }}
 http_port = 3000
 
 # The public facing domain name used to access grafana from a browser
-domain = localhost
+domain = {{ grafana_domain }}
 
 # Redirect to correct domain if host header does not match domain
 # Prevents DNS rebinding attacks