diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index c5ccf0f5..29cefcdd 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{"packages/toolbox-langchain":"0.5.2","packages/toolbox-core":"0.5.2","packages/toolbox-llamaindex":"0.5.2"}
+{"packages/toolbox-langchain":"0.5.3","packages/toolbox-core":"0.5.3","packages/toolbox-llamaindex":"0.5.3"}
diff --git a/packages/toolbox-core/CHANGELOG.md b/packages/toolbox-core/CHANGELOG.md
index d12fcdd3..4d5abed7 100644
--- a/packages/toolbox-core/CHANGELOG.md
+++ b/packages/toolbox-core/CHANGELOG.md
@@ -1,5 +1,17 @@
 # Changelog
 
+## [0.5.3](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-core-v0.5.2...toolbox-core-v0.5.3) (2025-10-16)
+
+
+### Miscellaneous Chores
+
+* **ci:** update toolbox server version ([#388](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/388)) ([daf6267](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/daf6267b4474abc36c6f6afdf13cb3b6e5fdce42))
+* **deps:** update dependency aiohttp to v3.13.0 ([#389](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/389)) ([f740ceb](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/f740ceb827f2ddfc46d66f0cbe3156c8e606a1ff))
+* **deps:** update dependency google-auth to v2.41.1 ([#383](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/383)) ([4d3fb88](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/4d3fb8845858b5eb42adbfaac6e87f1494f5c3bc))
+* **deps:** update python-nonmajor ([#386](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/386)) ([6625d04](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/6625d04296d25545fa49cb8f72628f38e3b8aa88))
+* **deps:** update python-nonmajor ([#387](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/387)) ([a30f85c](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/a30f85cfb986fbff9dc62495eb35d60aafb6979d))
+* update toolbox version ([#395](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/395)) ([a17a865](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/a17a8652c828534fdd90e9b82dc74337099af54b))
+
 ## [0.5.2](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-core-v0.5.1...toolbox-core-v0.5.2) (2025-09-22)
 
 
diff --git a/packages/toolbox-core/src/toolbox_core/version.py b/packages/toolbox-core/src/toolbox_core/version.py
index 5ce448a0..210bc1c7 100644
--- a/packages/toolbox-core/src/toolbox_core/version.py
+++ b/packages/toolbox-core/src/toolbox_core/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.5.2"
+__version__ = "0.5.3"
diff --git a/packages/toolbox-langchain/CHANGELOG.md b/packages/toolbox-langchain/CHANGELOG.md
index 27c58d1c..f6159edd 100644
--- a/packages/toolbox-langchain/CHANGELOG.md
+++ b/packages/toolbox-langchain/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.5.3](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-langchain-v0.5.2...toolbox-langchain-v0.5.3) (2025-10-16)
+
+
+### Miscellaneous Chores
+
+* **ci:** update toolbox server version ([#388](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/388)) ([daf6267](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/daf6267b4474abc36c6f6afdf13cb3b6e5fdce42))
+* **deps:** update dependency aiohttp to v3.13.0 ([#389](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/389)) ([f740ceb](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/f740ceb827f2ddfc46d66f0cbe3156c8e606a1ff))
+* **deps:** update python-nonmajor ([#378](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/378)) ([bd377c4](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/bd377c42307e439d0f6fc02834c629987669282b))
+* **deps:** update python-nonmajor ([#386](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/386)) ([6625d04](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/6625d04296d25545fa49cb8f72628f38e3b8aa88))
+* **deps:** update python-nonmajor ([#387](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/387)) ([a30f85c](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/a30f85cfb986fbff9dc62495eb35d60aafb6979d))
+* **langchain:** update toolbox binary version ([#397](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/397)) ([418be40](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/418be40361c5fd7cdb9d051c4096c78eeda53c75))
+* Update renovate config to disable updates for pillow for py3.9 ([#400](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/400)) ([92015c0](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/92015c091cc71d2c532332af81362bd2d8259abb))
+
 ## [0.5.2](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-langchain-v0.5.1...toolbox-langchain-v0.5.2) (2025-09-22)
 
 
diff --git a/packages/toolbox-langchain/pyproject.toml b/packages/toolbox-langchain/pyproject.toml
index 79fba0d6..d2730986 100644
--- a/packages/toolbox-langchain/pyproject.toml
+++ b/packages/toolbox-langchain/pyproject.toml
@@ -9,7 +9,7 @@ authors = [
     {name = "Google LLC", email = "googleapis-packages@google.com"}
 ]
 dependencies = [
-    "toolbox-core==0.5.2",              # x-release-please-version
+    "toolbox-core==0.5.3",              # x-release-please-version
     "langchain-core>=0.2.23,<1.0.0",
     "PyYAML>=6.0.1,<7.0.0",
     "pydantic>=2.7.0,<3.0.0",
diff --git a/packages/toolbox-langchain/src/toolbox_langchain/version.py b/packages/toolbox-langchain/src/toolbox_langchain/version.py
index 5ce448a0..210bc1c7 100644
--- a/packages/toolbox-langchain/src/toolbox_langchain/version.py
+++ b/packages/toolbox-langchain/src/toolbox_langchain/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.5.2"
+__version__ = "0.5.3"
diff --git a/packages/toolbox-llamaindex/CHANGELOG.md b/packages/toolbox-llamaindex/CHANGELOG.md
index 30ef35a2..0cc629cb 100644
--- a/packages/toolbox-llamaindex/CHANGELOG.md
+++ b/packages/toolbox-llamaindex/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## [0.5.3](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-llamaindex-v0.5.2...toolbox-llamaindex-v0.5.3) (2025-10-16)
+
+
+### Miscellaneous Chores
+
+* **ci:** update toolbox server version ([#388](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/388)) ([daf6267](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/daf6267b4474abc36c6f6afdf13cb3b6e5fdce42))
+* **deps:** update dependency aiohttp to v3.13.0 ([#389](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/389)) ([f740ceb](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/f740ceb827f2ddfc46d66f0cbe3156c8e606a1ff))
+* **deps:** update python-nonmajor ([#378](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/378)) ([bd377c4](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/bd377c42307e439d0f6fc02834c629987669282b))
+* **deps:** update python-nonmajor ([#386](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/386)) ([6625d04](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/6625d04296d25545fa49cb8f72628f38e3b8aa88))
+* **deps:** update python-nonmajor ([#387](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/387)) ([a30f85c](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/a30f85cfb986fbff9dc62495eb35d60aafb6979d))
+* **llamaindex:** update toolbox binary version ([#396](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/396)) ([80bce10](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/80bce1069640a3e7664fce1609367e02c7947c0f))
+* Update renovate config to disable updates for pillow for py3.9 ([#400](https://github.com/googleapis/mcp-toolbox-sdk-python/issues/400)) ([92015c0](https://github.com/googleapis/mcp-toolbox-sdk-python/commit/92015c091cc71d2c532332af81362bd2d8259abb))
+
 ## [0.5.2](https://github.com/googleapis/mcp-toolbox-sdk-python/compare/toolbox-llamaindex-v0.5.1...toolbox-llamaindex-v0.5.2) (2025-09-22)
 
 
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index b5080133..50f9dc5f 100644
--- a/packages/toolbox-llamaindex/pyproject.toml
+++ b/packages/toolbox-llamaindex/pyproject.toml
@@ -9,7 +9,7 @@ authors = [
     {name = "Google LLC", email = "googleapis-packages@google.com"}
 ]
 dependencies = [
-    "toolbox-core==0.5.2",              # x-release-please-version
+    "toolbox-core==0.5.3",              # x-release-please-version
     "llama-index>=0.12.0,<1.0.0",
     "PyYAML>=6.0.1,<7.0.0",
     "pydantic>=2.8.0,<3.0.0",
diff --git a/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py b/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
index 5ce448a0..210bc1c7 100644
--- a/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
+++ b/packages/toolbox-llamaindex/src/toolbox_llamaindex/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.5.2"
+__version__ = "0.5.3"