diff --git a/Modules/_testcapimodule.c b/Modules/_testcapimodule.c
index 3a1b7ee29e..f564e08279 100644
--- a/Modules/_testcapimodule.c
+++ b/Modules/_testcapimodule.c
@@ -5051,6 +5051,20 @@ test_write_unraisable_exc(PyObject *self, PyObject *args)
 }
 
 
+static PyObject*
+call_no_args(PyObject *self, PyObject *func)
+{
+    return PyObject_CallNoArgs(func);
+}
+
+
+static PyObject*
+call_no_args2(PyObject *self, PyObject *func)
+{
+    return PyObject_CallFunctionObjArgs(func, NULL);
+}
+
+
 static PyMethodDef TestMethods[] = {
     {"raise_exception",         raise_exception,                 METH_VARARGS},
     {"raise_memoryerror",       raise_memoryerror,               METH_NOARGS},
@@ -5294,6 +5308,8 @@ static PyMethodDef TestMethods[] = {
     {"negative_refcount", negative_refcount, METH_NOARGS},
 #endif
     {"write_unraisable_exc", test_write_unraisable_exc, METH_VARARGS},
+    {"call_no_args", call_no_args, METH_O},
+    {"call_no_args2", call_no_args2, METH_O},
     {NULL, NULL} /* sentinel */
 };