diff --git a/host_vars/smtp1.pyrocufflink.blue/main.yml b/host_vars/smtp1.pyrocufflink.blue/main.yml
index 4b5b739..dd418d4 100644
--- a/host_vars/smtp1.pyrocufflink.blue/main.yml
+++ b/host_vars/smtp1.pyrocufflink.blue/main.yml
@@ -11,4 +11,4 @@ smtp_mynetworks:
 - '[2605:6000:3ccd:da01::]/64'
 - 172.30.0.240/28
 - 172.31.1.0/24
-- 172.30.0.160/28
+- 172.30.0.160/27