diff --git a/iocage_lib/ioc_json.py b/iocage_lib/ioc_json.py
index d3cc36d4..2e09ead3 100644
--- a/iocage_lib/ioc_json.py
+++ b/iocage_lib/ioc_json.py
@@ -1755,7 +1755,7 @@ def json_get_value(self, prop, default=False):
             elif prop == 'devfs_ruleset' and state:
                 ruleset = su.check_output(
                     [
-                        'jls', '-j', f'ioc-{conf["host_hostuuid"]}',
+                        'jls', '-j', f'ioc-{conf["host_hostuuid"].replace(".", "_")}',
                         'devfs_ruleset'
                     ]
                 ).decode().rstrip()