diff --git a/packages/toolbox-core/pyproject.toml b/packages/toolbox-core/pyproject.toml
index f72b0cb4..27d32e65 100644
--- a/packages/toolbox-core/pyproject.toml
+++ b/packages/toolbox-core/pyproject.toml
@@ -44,7 +44,7 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 test = [
     "black[jupyter]==25.1.0",
     "isort==6.0.1",
-    "mypy==1.16.1",
+    "mypy==1.17.0",
     "pytest==8.4.1",
     "pytest-aioresponses==0.3.0",
     "pytest-asyncio==1.0.0",
diff --git a/packages/toolbox-langchain/pyproject.toml b/packages/toolbox-langchain/pyproject.toml
index e9722a32..6b2325e4 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==1.16.1",
+    "mypy==1.17.0",
     "pytest-asyncio==1.0.0",
     "pytest==8.4.1",
     "pytest-cov==6.2.1",
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index e488f7d1..26b886d1 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==1.16.1",
+    "mypy==1.17.0",
     "pytest-asyncio==1.0.0",
     "pytest==8.4.1",
     "pytest-cov==6.2.1",
diff --git a/packages/toolbox-llamaindex/requirements.txt b/packages/toolbox-llamaindex/requirements.txt
index 73a2ec1c..d69c3dfc 100644
--- a/packages/toolbox-llamaindex/requirements.txt
+++ b/packages/toolbox-llamaindex/requirements.txt
@@ -1,5 +1,5 @@
 -e ../toolbox-core
-llama-index==0.12.48
+llama-index==0.12.49
 PyYAML==6.0.2
 pydantic==2.11.7
 aiohttp==3.12.14