diff --git a/pyproject.toml b/pyproject.toml
index 161ef605..ed345a4f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "veadk-python"
-version = "0.5.27"
+version = "0.5.28"
 description = "Volcengine agent development kit, integrations with Volcengine cloud services."
 readme = "README.md"
 requires-python = ">=3.10"
diff --git a/veadk/version.py b/veadk/version.py
index b43347c0..0336ebc1 100644
--- a/veadk/version.py
+++ b/veadk/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-VERSION = "0.5.27"
+VERSION = "0.5.28"