diff --git a/packages/toolbox-core/pyproject.toml b/packages/toolbox-core/pyproject.toml
index 28f04548..1919e71f 100644
--- a/packages/toolbox-core/pyproject.toml
+++ b/packages/toolbox-core/pyproject.toml
@@ -43,16 +43,16 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 
 [project.optional-dependencies]
 test = [
-    "black[jupyter]==25.11.0",
+    "black[jupyter]==25.12.0",
     "isort==7.0.0",
     "mypy==1.19.0",
-    "pytest==9.0.1",
+    "pytest==9.0.2",
     "pytest-aioresponses==0.3.0",
     "pytest-asyncio==1.3.0",
     "pytest-cov==7.0.0",
     "pytest-mock==3.15.1",
     "google-cloud-secret-manager==2.25.0",
-    "google-cloud-storage==3.6.0",
+    "google-cloud-storage==3.7.0",
     "aioresponses==0.7.8"
 ]
 [build-system]
diff --git a/packages/toolbox-langchain/pyproject.toml b/packages/toolbox-langchain/pyproject.toml
index 2f3b504c..094f0d57 100644
--- a/packages/toolbox-langchain/pyproject.toml
+++ b/packages/toolbox-langchain/pyproject.toml
@@ -43,15 +43,15 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 
 [project.optional-dependencies]
 test = [
-    "black[jupyter]==25.11.0",
+    "black[jupyter]==25.12.0",
     "isort==7.0.0",
     "mypy==1.19.0",
     "pytest-asyncio==1.3.0",
-    "pytest==9.0.1",
+    "pytest==9.0.2",
     "pytest-cov==7.0.0",
     "Pillow==12.0.0; python_version >= '3.10'",
     "google-cloud-secret-manager==2.25.0",
-    "google-cloud-storage==3.6.0",
+    "google-cloud-storage==3.7.0",
 ]
 
 [build-system]
diff --git a/packages/toolbox-langchain/requirements.txt b/packages/toolbox-langchain/requirements.txt
index 3c22174c..9c3ad44f 100644
--- a/packages/toolbox-langchain/requirements.txt
+++ b/packages/toolbox-langchain/requirements.txt
@@ -1,5 +1,5 @@
 -e ../toolbox-core
-langchain-core==1.1.1
+langchain-core==1.1.3
 PyYAML==6.0.3
 pydantic==2.12.5
 aiohttp==3.13.2
diff --git a/packages/toolbox-llamaindex/pyproject.toml b/packages/toolbox-llamaindex/pyproject.toml
index aa7f3ab4..a538c83b 100644
--- a/packages/toolbox-llamaindex/pyproject.toml
+++ b/packages/toolbox-llamaindex/pyproject.toml
@@ -43,15 +43,15 @@ Changelog = "https://github.com/googleapis/mcp-toolbox-sdk-python/blob/main/pack
 
 [project.optional-dependencies]
 test = [
-    "black[jupyter]==25.11.0",
+    "black[jupyter]==25.12.0",
     "isort==7.0.0",
     "mypy==1.19.0",
     "pytest-asyncio==1.3.0",
-    "pytest==9.0.1",
+    "pytest==9.0.2",
     "pytest-cov==7.0.0",
     "Pillow==12.0.0; python_version >= '3.10'",
     "google-cloud-secret-manager==2.25.0",
-    "google-cloud-storage==3.6.0",
+    "google-cloud-storage==3.7.0",
 ]
 
 [build-system]