diff --git a/moby_distribution/__init__.py b/moby_distribution/__init__.py
index f476299..6fbdc9e 100644
--- a/moby_distribution/__init__.py
+++ b/moby_distribution/__init__.py
@@ -7,7 +7,7 @@
 from moby_distribution.spec.image_json import ImageJSON
 from moby_distribution.spec.manifest import ManifestSchema1, ManifestSchema2, OCIManifestSchema1
 
-__version__ = "0.4.2"
+__version__ = "0.4.3"
 __ALL__ = [
     "DockerRegistryV2Client",
     "Blob",
diff --git a/pyproject.toml b/pyproject.toml
index 56a1a57..dc7d896 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "moby-distribution"
-version = "0.4.2"
+version = "0.4.3"
 description = "Yet another moby(docker) distribution implement by python."
 authors = ["shabbywu <shabbywu@qq.com>"]
 license = "Apache-2.0"