diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 671493e..f0e399b 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,4 +1,4 @@
 {
-    ".": "0.3.0a9",
-    "otdf-python-proto": "0.3.0a9"
+    ".": "0.3.0",
+    "otdf-python-proto": "0.3.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..e676e94
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,15 @@
+# Changelog
+
+## [0.3.0](https://github.com/b-long/opentdf-python-sdk/compare/otdf-python-v0.3.0...otdf-python-v0.3.0) (2025-09-05)
+
+
+### Bug Fixes
+
+* fix publishing ([de00583](https://github.com/b-long/opentdf-python-sdk/commit/de005832c2a961f732f564b6a0380b6007a59b6b))
+* fix publishing ([dbc9f80](https://github.com/b-long/opentdf-python-sdk/commit/dbc9f8002d04ae08dc0403dea61507bd2eb19cd2))
+
+
+### Miscellaneous Chores
+
+* release 0.3.0a10 ([3bb4283](https://github.com/b-long/opentdf-python-sdk/commit/3bb42837fa9547273023859db48c4e4f69325273))
+* release 0.3.0a11 ([ce8a520](https://github.com/b-long/opentdf-python-sdk/commit/ce8a52064969aa5e27876c4454d2e32b42a36f5b))
diff --git a/otdf-python-proto/CHANGELOG.md b/otdf-python-proto/CHANGELOG.md
new file mode 100644
index 0000000..041a65f
--- /dev/null
+++ b/otdf-python-proto/CHANGELOG.md
@@ -0,0 +1,9 @@
+# Changelog
+
+## [0.3.0](https://github.com/b-long/opentdf-python-sdk/compare/otdf-python-proto-v0.3.0...otdf-python-proto-v0.3.0) (2025-09-05)
+
+
+### Miscellaneous Chores
+
+* release 0.3.0a10 ([3bb4283](https://github.com/b-long/opentdf-python-sdk/commit/3bb42837fa9547273023859db48c4e4f69325273))
+* release 0.3.0a11 ([ce8a520](https://github.com/b-long/opentdf-python-sdk/commit/ce8a52064969aa5e27876c4454d2e32b42a36f5b))
diff --git a/otdf-python-proto/pyproject.toml b/otdf-python-proto/pyproject.toml
index e9ba73b..a89de6a 100644
--- a/otdf-python-proto/pyproject.toml
+++ b/otdf-python-proto/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "otdf-python-proto"
-version = "0.3.0a9"
+version = "0.3.0"
 description = "Generated protobuf files for OpenTDF Python SDK"
 readme = "README.md"
 authors = [
diff --git a/pyproject.toml b/pyproject.toml
index 8379b7e..9434f48 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "otdf-python"
-version = "0.3.0a9"
+version = "0.3.0"
 description = "Unofficial OpenTDF SDK for Python"
 readme = "README.md"
 authors = [