diff --git a/roles/squid/files/acl/software_windows.domains b/roles/squid/files/acl/software_windows.domains
index 1ef3d4a..b10013a 100644
--- a/roles/squid/files/acl/software_windows.domains
+++ b/roles/squid/files/acl/software_windows.domains
@@ -39,6 +39,7 @@ ocsp.thawte.com
 crl.thawte.com
 ts-ocsp.ws.symantec.com
 ts-crl.ws.symantec.com
+ocsp.sectigo.com
 
 # Common AV
 .avast.com