diff --git a/sdk-python/pyproject.toml b/sdk-python/pyproject.toml
index ddd14737..ec165bd3 100644
--- a/sdk-python/pyproject.toml
+++ b/sdk-python/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "agentcube-sdk"
-version = "0.1.0"
+version = "0.1.1.dev0"
 description = "Python SDK for AgentCube Code Interpreter"
 readme = "README.md"
 license = "Apache-2.0"