diff --git a/setup.cfg b/setup.cfg
index 630ba1208..20f7df279 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [tool:pytest]
 # Be sure to include Hy test functions with mangled names.
-python_functions=test_* is_test_* hyx_test_* hyx_is_test_*
+python_functions=test_* hyx_test_*
 filterwarnings =
     once::DeprecationWarning
     once::PendingDeprecationWarning