diff --git a/docutranslate/__init__.py b/docutranslate/__init__.py
index f1e03a9..cf625c0 100644
--- a/docutranslate/__init__.py
+++ b/docutranslate/__init__.py
@@ -1,3 +1,3 @@
 # SPDX-FileCopyrightText: 2025 QinHan
 # SPDX-License-Identifier: MPL-2.0
-__version__="1.3.1"
\ No newline at end of file
+__version__="1.3.1a1"
\ No newline at end of file