diff --git a/src/dns.py b/src/dns.py
index 09cd25c8e..c6a9036a5 100644
--- a/src/dns.py
+++ b/src/dns.py
@@ -482,7 +482,14 @@ def _get_dns_zone_for_domain(domain):
         zone = parent_list[-1]
 
     # Adding this otherwise the CI is flooding about those ...
-    if domain not in ["example.tld", "sub.example.tld", "domain.tld", "sub.domain.tld", "domain_a.dev", "domain_b.dev"]:
+    if domain not in [
+        "example.tld",
+        "sub.example.tld",
+        "domain.tld",
+        "sub.domain.tld",
+        "domain_a.dev",
+        "domain_b.dev",
+    ]:
         logger.warning(
             f"Could not identify correctly the dns zone for domain {domain}, returning {zone}"
         )