diff --git a/Include/internal/import.h b/Include/internal/import.h
diff --git a/Modules/zipimport.c b/Modules/zipimport.c
@@ -1,5 +1,4 @@
#include "Python.h"
-#include "internal/import.h"
#include "internal/pystate.h"
#include "structmember.h"
#include "osdefs.h"
@@ -1352,12 +1351,13 @@ unmarshal_code(PyObject *pathname, PyObject *data, time_t mtime)

    uint32_t flags = get_uint32(buf + 4);
    if (flags != 0) {
        // Hash-based pyc. We currently refuse to handle checked hash-based
        // pycs. We could validate hash-based pycs against the source, but it
        // seems likely that most people putting hash-based pycs in a zipfile
        // will use unchecked ones.
-        if (strcmp(_Py_CheckHashBasedPycsMode, "never") &&
-            (flags != 0x1 || !strcmp(_Py_CheckHashBasedPycsMode, "always")))
            Py_RETURN_NONE;
    } else if ((mtime != 0 && !eq_mtime(get_uint32(buf + 8), mtime))) {
        if (Py_VerboseFlag) {

diff --git a/Python/import.c b/Python/import.c
@@ -5,7 +5,6 @@
#include "Python-ast.h"
#undef Yield /* undefine macro conflicting with winbase.h */
#include "internal/hash.h"
-#include "internal/import.h"
#include "internal/pystate.h"
#include "errcode.h"
#include "marshal.h"
@@ -2290,7 +2289,8 @@ PyInit__imp(void)
    d = PyModule_GetDict(m);
    if (d == NULL)
        goto failure;
-    PyObject *pyc_mode = PyUnicode_FromString(_Py_CheckHashBasedPycsMode);
    if (pyc_mode == NULL) {
        goto failure;
    }