diff --git a/pdns-genrev.py b/pdns-genrev.py
index 4f0c5e7..899b773 100755
--- a/pdns-genrev.py
+++ b/pdns-genrev.py
@@ -45,7 +45,9 @@ def _get(path):
 def _iterate_zone(zone, types, only_records=False):
   result = {}
   records = []
-  this_zone = _get(f'zones/{zone}')
+
+  escapedzone = requests.utils.quote(zone, safe='')
+  this_zone = _get(f'zones/{escapedzone}')
 
   for rrset in this_zone['rrsets']:
     if rrset['type'] in types: