diff --git a/packages/toolbox-core/pyproject.toml b/packages/toolbox-core/pyproject.toml
index 6a918b4e..19de1fc6 100644
--- a/packages/toolbox-core/pyproject.toml
+++ b/packages/toolbox-core/pyproject.toml
@@ -43,12 +43,12 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 test = [
     "black[jupyter]==25.1.0",
     "isort==6.0.1",
-    "mypy==1.15.0",
+    "mypy==1.16.0",
     "pytest==8.3.5",
     "pytest-aioresponses==0.3.0",
     "pytest-asyncio==0.26.0",
     "pytest-cov==6.1.1",
-    "pytest-mock==3.14.0",
+    "pytest-mock==3.14.1",
     "google-cloud-secret-manager==2.23.3",
     "google-cloud-storage==3.1.0",
 ]
diff --git a/packages/toolbox-core/requirements.txt b/packages/toolbox-core/requirements.txt
index 3d86b0eb..bc0802b1 100644
--- a/packages/toolbox-core/requirements.txt
+++ b/packages/toolbox-core/requirements.txt
@@ -1,2 +1,2 @@
-aiohttp==3.11.18
-pydantic==2.11.4
+aiohttp==3.12.6
+pydantic==2.11.5
diff --git a/packages/toolbox-langchain/pyproject.toml b/packages/toolbox-langchain/pyproject.toml
index 07f20859..53e93489 100644
--- a/packages/toolbox-langchain/pyproject.toml
+++ b/packages/toolbox-langchain/pyproject.toml
@@ -46,7 +46,7 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 test = [
     "black[jupyter]==25.1.0",
     "isort==6.0.1",
-    "mypy==1.15.0",
+    "mypy==1.16.0",
     "pytest-asyncio==0.26.0",
     "pytest==8.3.5",
     "pytest-cov==6.1.1",
diff --git a/packages/toolbox-langchain/requirements.txt b/packages/toolbox-langchain/requirements.txt
index 4912559f..508c40e3 100644
--- a/packages/toolbox-langchain/requirements.txt
+++ b/packages/toolbox-langchain/requirements.txt
@@ -1,6 +1,6 @@
 -e ../toolbox-core
-langchain-core==0.3.60
+langchain-core==0.3.63
 PyYAML==6.0.2
-pydantic==2.11.4
-aiohttp==3.11.18
+pydantic==2.11.5
+aiohttp==3.12.6
 deprecated==1.2.18
\ No newline at end of file
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index 32292444..c7bd5394 100644
--- a/packages/toolbox-llamaindex/pyproject.toml
+++ b/packages/toolbox-llamaindex/pyproject.toml
@@ -46,7 +46,7 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 test = [
     "black[jupyter]==25.1.0",
     "isort==6.0.1",
-    "mypy==1.15.0",
+    "mypy==1.16.0",
     "pytest-asyncio==0.26.0",
     "pytest==8.3.5",
     "pytest-cov==6.1.1",
diff --git a/packages/toolbox-llamaindex/requirements.txt b/packages/toolbox-llamaindex/requirements.txt
index a1cf58b3..3525d5bc 100644
--- a/packages/toolbox-llamaindex/requirements.txt
+++ b/packages/toolbox-llamaindex/requirements.txt
@@ -1,6 +1,6 @@
 -e ../toolbox-core
-llama-index==0.12.37
+llama-index==0.12.39
 PyYAML==6.0.2
-pydantic==2.11.4
-aiohttp==3.11.18
+pydantic==2.11.5
+aiohttp==3.12.6
 deprecated==1.2.18
\ No newline at end of file