diff --git a/servers/puppet/modules/humbug/files/apache/sites/graphite b/servers/puppet/modules/humbug/files/apache/sites/graphite
index e0f0ee5c8d..0f1b699e4f 100644
--- a/servers/puppet/modules/humbug/files/apache/sites/graphite
+++ b/servers/puppet/modules/humbug/files/apache/sites/graphite
@@ -1,12 +1,12 @@
 WSGISocketPrefix /usr/lib/apache2/modules/
 
 <VirtualHost *:80>
-    ServerName graphite.humbughq.com
-    Redirect permanent / https://graphite.humbughq.com/
+    ServerName graphite.zulip.net
+    Redirect permanent / https://graphite.zulip.net/
 </VirtualHost>
 
 <VirtualHost *:443>
-    ServerName graphite.humbughq.com
+    ServerName graphite.zulip.net
 
     SSLEngine on
     SSLCertificateFile /etc/apache2/certs/humbug-self-signed.crt
diff --git a/servers/puppet/modules/humbug/files/apache/sites/graphiti b/servers/puppet/modules/humbug/files/apache/sites/graphiti
index 67282ecdb7..c766ee3b47 100644
--- a/servers/puppet/modules/humbug/files/apache/sites/graphiti
+++ b/servers/puppet/modules/humbug/files/apache/sites/graphiti
@@ -1,11 +1,11 @@
 <VirtualHost *:80>
-    ServerName graphiti.humbughq.com
-    Redirect permanent / https://graphiti.humbughq.com/
+    ServerName graphiti.zulip.net
+    Redirect permanent / https://graphiti.zulip.net/
 </VirtualHost>
 
 
 <VirtualHost *:443>
-    ServerName graphiti.humbughq.com
+    ServerName graphiti.zulip.net
 
     SSLEngine on
     SSLCertificateFile /etc/apache2/certs/humbug-self-signed.crt