diff --git a/Modules/arraymodule.c b/Modules/arraymodule.c
index a77fd7d..a2b454a 100644
--- a/Modules/arraymodule.c
+++ b/Modules/arraymodule.c
@@ -1257,10 +1257,8 @@
 static PyObject *
 array_fromfile_as_read(arrayobject *self, PyObject *args)
 {
-	if (Py_Py3kWarningFlag &&
-	    PyErr_Warn(PyExc_DeprecationWarning,
-		       "array.read() not supported in 3.x; "
-		       "use array.fromfile()") < 0)
+	if (PyErr_WarnPy3k("array.read() not supported in 3.x; "
+		       "use array.fromfile()", 1) < 0)
 		return NULL;
 	return array_fromfile(self, args);
 }
@@ -1298,10 +1296,8 @@
 static PyObject *
 array_tofile_as_write(arrayobject *self, PyObject *f)
 {
-	if (Py_Py3kWarningFlag &&
-	    PyErr_Warn(PyExc_DeprecationWarning,
-		       "array.write() not supported in 3.x; "
-		       "use array.tofile()") < 0)
+	if (PyErr_WarnPy3k("array.write() not supported in 3.x; "
+		       "use array.tofile()", 1) < 0)
 		return NULL;
 	return array_tofile(self, f);
 }