diff --git a/brainpy/__init__.py b/brainpy/__init__.py
index de8728447..88cfb5598 100644
--- a/brainpy/__init__.py
+++ b/brainpy/__init__.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 
-__version__ = "2.1.2"
+__version__ = "2.1.3"
 
 
 try: