diff --git a/repoauth/pulp/repoauth/oid_validation.py b/repoauth/pulp/repoauth/oid_validation.py
index b409b5d60c..2879b9d0c8 100644
--- a/repoauth/pulp/repoauth/oid_validation.py
+++ b/repoauth/pulp/repoauth/oid_validation.py
@@ -198,6 +198,6 @@ def _get_repo_url_prefixes_from_config(self, config):
         try:
             prefixes = config.get('main', 'repo_url_prefixes').split(',')
         except NoOptionError:
-            prefixes = ["/pulp/repos"]
+            prefixes = ["/pulp/repos", "/pulp/ostree/web"]
 
         return prefixes
diff --git a/repoauth/test/test_oid_validation.py b/repoauth/test/test_oid_validation.py
index f316abbdc6..513862c0be 100644
--- a/repoauth/test/test_oid_validation.py
+++ b/repoauth/test/test_oid_validation.py
@@ -692,7 +692,7 @@ def test_get_repo_url_prefixes_from_config_no_entry(self):
         validator = oid_validation.OidValidator(mock_config)
         result = validator._get_repo_url_prefixes_from_config(mock_config)
 
-        self.assertEquals(result, ["/pulp/repos"])
+        self.assertEquals(result, ["/pulp/repos", "/pulp/ostree/web"])
 
 
 # -- test data ---------------------------------------------------------------------