diff --git a/src/server/tests/contract/test_openapi_fuzz.py b/src/server/tests/contract/test_openapi_fuzz.py
index 94f6b42..2a4a3cb 100644
--- a/src/server/tests/contract/test_openapi_fuzz.py
+++ b/src/server/tests/contract/test_openapi_fuzz.py
@@ -29,7 +29,8 @@ def test_api_conformance(
     else:
         response = case.call(base_url=base_url, headers=auth_headers)
 
-    CUSTOM_CHECKS = [c for c in checks.ALL_CHECKS if c.__name__ != "ignored_auth"]
+    checks.load_all_checks()
+    custom_checks = [c for c in checks.CHECKS.get_all() if c.__name__ != "ignored_auth"]
 
     # Validates status code, headers, and body against the OpenAPI schema:
-    case.validate_response(response, checks=CUSTOM_CHECKS)
+    case.validate_response(response, checks=custom_checks)