diff --git a/Objects/dictobject.c b/Objects/dictobject.c
index f676aa0..c6ca40c 100644
--- a/Objects/dictobject.c
+++ b/Objects/dictobject.c
@@ -2143,7 +2143,7 @@
     0,                                          /* tp_as_number */
     &dict_as_sequence,                          /* tp_as_sequence */
     &dict_as_mapping,                           /* tp_as_mapping */
-    (hashfunc)PyObject_HashNotImplemented,      /* tp_hash */
+    PyObject_HashNotImplemented,                /* tp_hash */
     0,                                          /* tp_call */
     0,                                          /* tp_str */
     PyObject_GenericGetAttr,                    /* tp_getattro */
diff --git a/Objects/listobject.c b/Objects/listobject.c
index 88478f3..0f45525 100644
--- a/Objects/listobject.c
+++ b/Objects/listobject.c
@@ -2596,7 +2596,7 @@
     0,                                          /* tp_as_number */
     &list_as_sequence,                          /* tp_as_sequence */
     &list_as_mapping,                           /* tp_as_mapping */
-    (hashfunc)PyObject_HashNotImplemented,      /* tp_hash */
+    PyObject_HashNotImplemented,                /* tp_hash */
     0,                                          /* tp_call */
     0,                                          /* tp_str */
     PyObject_GenericGetAttr,                    /* tp_getattro */
diff --git a/Objects/setobject.c b/Objects/setobject.c
index 54b14da..8d4bcf3 100644
--- a/Objects/setobject.c
+++ b/Objects/setobject.c
@@ -2114,7 +2114,7 @@
     &set_as_number,                     /* tp_as_number */
     &set_as_sequence,                   /* tp_as_sequence */
     0,                                  /* tp_as_mapping */
-    (hashfunc)PyObject_HashNotImplemented,      /* tp_hash */
+    PyObject_HashNotImplemented,        /* tp_hash */
     0,                                  /* tp_call */
     0,                                  /* tp_str */
     PyObject_GenericGetAttr,            /* tp_getattro */
@@ -2126,8 +2126,8 @@
     (traverseproc)set_traverse,         /* tp_traverse */
     (inquiry)set_clear_internal,        /* tp_clear */
     (richcmpfunc)set_richcompare,       /* tp_richcompare */
-    offsetof(PySetObject, weakreflist),         /* tp_weaklistoffset */
-    (getiterfunc)set_iter,      /* tp_iter */
+    offsetof(PySetObject, weakreflist), /* tp_weaklistoffset */
+    (getiterfunc)set_iter,              /* tp_iter */
     0,                                  /* tp_iternext */
     set_methods,                        /* tp_methods */
     0,                                  /* tp_members */