1 files changed, 1 insertions, 2 deletions
diff --git a/Modules/_winapi.c b/Modules/_winapi.c
index 4845b4e..2a916cc 100644
--- a/Modules/_winapi.c
+++ b/Modules/_winapi.c
@@ -1090,8 +1090,7 @@ _winapi_CreateProcess_impl(PyObject *module,
     }
 
     PyInterpreterState *interp = PyInterpreterState_Get();
-    const PyConfig *config = _PyInterpreterState_GetConfig(interp);
-    if (config->_isolated_interpreter) {
+    if (!_PyInterpreterState_HasFeature(interp, Py_RTFLAGS_SUBPROCESS)) {
         PyErr_SetString(PyExc_RuntimeError,
                         "subprocess not supported for isolated subinterpreters");
         return NULL;