diff --git a/roles/squid/files/acl/software_various.domains b/roles/squid/files/acl/software_various.domains
index d93d034..5e789db 100644
--- a/roles/squid/files/acl/software_various.domains
+++ b/roles/squid/files/acl/software_various.domains
@@ -295,3 +295,5 @@ hg.prosody.im
 api.wordpress.org
 downloads.wordpress.org
 
+# Yubico
+.yubico.com