diff --git a/master/hosts.conf b/master/hosts.conf
index b0cde19..5c622a1 100644
--- a/master/hosts.conf
+++ b/master/hosts.conf
@@ -28,4 +28,16 @@ object Host "beholder" {
     http_headerstring = "Location: https://beholder.cacert.org/"
     http_ipv6 = true
   }
+  vars.http_vhosts["carbon.localhost v4"] = {
+    http_uri = "/graphite/"
+    http_vhost = "carbon.localhost"
+    http_string = "Graphite"
+    http_ipv4 = true
+  }
+  vars.http_vhosts["carbon.localhost v6"] = {
+    http_uri = "/graphite/"
+    http_vhost = "carbon.localhost"
+    http_string = "Graphite"
+    http_ipv6 = true
+  }
 }