diff --git a/src/aleph/sdk/domain.py b/src/aleph/sdk/domain.py
index ce5e55f3..76ab288d 100644
--- a/src/aleph/sdk/domain.py
+++ b/src/aleph/sdk/domain.py
@@ -107,7 +107,7 @@ def get_required_dns_rules(self, url, target, owner: Optional[str] = None):
         if target == "ipfs":
             cname_value = settings.DNS_IPFS_DOMAIN
         elif target == "program":
-            cname_value = settings.DNS_PROGRAM_DOMAIN
+            cname_value = f"{domain}.{settings.DNS_PROGRAM_DOMAIN}"
         elif target == "instance":
             cname_value = f"{domain}.{settings.DNS_INSTANCE_DOMAIN}"