diff --git a/python/jittor/__init__.py b/python/jittor/__init__.py
index 007d702a..205888d9 100644
--- a/python/jittor/__init__.py
+++ b/python/jittor/__init__.py
@@ -9,7 +9,7 @@
 # file 'LICENSE.txt', which is part of this source code package.
 # ***************************************************************
 
-__version__ = '1.3.9.8'
+__version__ = '1.3.9.9'
 from jittor_utils import lock
 with lock.lock_scope():
     ori_int = int
@@ -2174,4 +2174,4 @@ def inplace_wrapper(new_k, prev_func):
 
 if jt.compiler.has_acl:
     from jittor.extern.acl.acl_compiler import change_function
-    change_function()
\ No newline at end of file
+    change_function()