diff --git a/pyproject.toml b/pyproject.toml
index b72d6d16..c965a83f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,14 +45,14 @@ langgraph = [
 test = [
     "black[jupyter]==25.12.0",
     "isort==7.0.0",
-    "langgraph==1.0.4",
+    "langgraph==1.0.5",
     "mypy==1.19.1",
     "pytest-asyncio==0.26.0",
     "pytest==8.4.2",
     "pytest-cov==7.0.0",
     "pytest-depends==1.0.1",
     "Pillow==12.0.0",
-    "langchain-tests==1.1.0"
+    "langchain-tests==1.1.1"
 ]
 
 
diff --git a/requirements.txt b/requirements.txt
index 7e7f921c..21530f18 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,5 +2,5 @@ google-cloud-alloydb-connector[asyncpg]==1.11.0
 google-cloud-storage==3.7.0
 numpy==2.3.5; python_version >= "3.11"
 numpy==2.2.6; python_version == "3.10"
-langgraph==1.0.4
+langgraph==1.0.5
 langchain-postgres==0.0.16
diff --git a/samples/requirements.txt b/samples/requirements.txt
index 55ca38fb..9ceb6f61 100644
--- a/samples/requirements.txt
+++ b/samples/requirements.txt
@@ -1,4 +1,4 @@
-google-cloud-aiplatform[reasoningengine,langchain]==1.97.0
+google-cloud-aiplatform[reasoningengine,langchain]==1.132.0
 google-cloud-resource-manager==1.15.0
 langchain-community==0.3.31
 langchain-google-alloydb-pg==0.13.0