diff --git a/Include/internal/pycore_import.h b/Include/internal/pycore_import.h
index c12ef7cebadc2d..f61f0af6bb263d 100644
--- a/Include/internal/pycore_import.h
+++ b/Include/internal/pycore_import.h
@@ -9,7 +9,6 @@ extern "C" {
 
 extern int _PyImport_IsInitialized(PyInterpreterState *);
 
-extern PyObject* _PyImport_GetModuleId(_Py_Identifier *name);
 PyAPI_FUNC(int) _PyImport_SetModule(PyObject *name, PyObject *module);
 extern int _PyImport_SetModuleString(const char *name, PyObject* module);
 
diff --git a/Python/import.c b/Python/import.c
index cf993cbd62a2ef..f8cae641a64541 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -210,17 +210,6 @@ PyImport_GetModuleDict(void)
     return MODULES(interp);
 }
 
-// This is only kept around for extensions that use _Py_IDENTIFIER.
-PyObject *
-_PyImport_GetModuleId(_Py_Identifier *nameid)
-{
-    PyObject *name = _PyUnicode_FromId(nameid); /* borrowed */
-    if (name == NULL) {
-        return NULL;
-    }
-    return PyImport_GetModule(name);
-}
-
 int
 _PyImport_SetModule(PyObject *name, PyObject *m)
 {