diff --git a/inventory/group_vars/proxies b/inventory/group_vars/proxies
index 5973469f37..53a291b4d6 100644
--- a/inventory/group_vars/proxies
+++ b/inventory/group_vars/proxies
@@ -50,8 +50,8 @@ custom_rules: [
     '-A INPUT -p tcp -m tcp --dport 9941 -s 209.132.181.33 -j ACCEPT',
     # Also, ppc-hub.qa.fedoraproject.org (secondary arch koji)
     '-A INPUT -p tcp -m tcp --dport 9941 -s 209.132.181.21 -j ACCEPT',
-    # Also, arm-hub01.qa.fedoraproject.org (secondary arch)
-    '-A INPUT -p tcp -m tcp --dport 9941 -s 209.132.181.31 -j ACCEPT',
+    # Also, arm-koji01.qa.fedoraproject.org (secondary arch)
+    '-A INPUT -p tcp -m tcp --dport 9941 -s 10.5.124.138 -j ACCEPT',
 
     # Allow retrace/faf to talk to the inbound fedmsg relay.
     # retrace01.qa.fedoraproject.org