diff --git a/Objects/funcobject.c b/Objects/funcobject.c
index 0069fc1..6f17e7a 100644
--- a/Objects/funcobject.c
+++ b/Objects/funcobject.c
@@ -574,7 +574,7 @@
 static PyObject*
 func_repr(PyFunctionObject *op)
 {
-	return PyString_FromFormat("<function %s at %p>",
+	return PyUnicode_FromFormat("<function %s at %p>",
 				   PyString_AsString(op->func_name),
 				   op);
 }