diff --git a/readme.md b/readme.md
index a5ae1cc..e28ba81 100644
--- a/readme.md
+++ b/readme.md
@@ -30,17 +30,17 @@ architecture-beta
 
     group network(cloud)[network] in cloud
 
-    service dev(mdi:server)[dev] in network
+    service dev(server)[dev] in network
 
-    service prod(mdi:server)[prod] in network
-    service prodfirewall(mdi:firewall)[firewall] in cloud
+    service prod(server)[prod] in network
+    service prodfirewall(server)[firewall] in cloud
 
-    service vpn(mdi:server)[vpn] in cloud
-    service vpnfirewall(mdi:firewall)[firewall] in cloud
+    service vpn(server)[vpn] in cloud
+    service vpnfirewall(server)[firewall] in cloud
 
-    service gateway(mdi:web)[gateway] in cloud
+    service gateway(internet)[gateway] in cloud
 
-    service backups(mdi:bucket)[S3 Backups]
+    service backups(disk)[S3 Backups]
 
     dev:L -- R:prod