diff --git a/pyproject.toml b/pyproject.toml
index 6b7bd6e7..849694da 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "cloud-sql-python-connector[asyncpg] >= 1.10.0, <2.0.0",
     "numpy>=1.24.4, <3.0.0; python_version >= '3.11'",
     "numpy>=1.24.4, <=2.2.6; python_version == '3.10'",
-    "langchain-postgres>=0.0.16",
+    "langchain-postgres>=0.0.17",
 ]
 
 classifiers = [
@@ -42,12 +42,12 @@ langgraph = [
 ]
 test = [
     "black[jupyter]==26.1.0",
-    "isort==8.0.0",
-    "mypy==1.19.1",
-    "pytest-asyncio==0.26.0",
-    "pytest==8.4.2",
-    "pytest-cov==7.0.0",
-    "langchain-tests==1.1.2",
+    "isort==8.0.1",
+    "mypy==1.20.2",
+    "pytest-asyncio==1.4.0",
+    "pytest==9.0.3",
+    "pytest-cov==7.1.0",
+    "langchain-tests==1.1.9",
     "langgraph>=1.2.2"
 ]
 
diff --git a/requirements.txt b/requirements.txt
index b5b40541..a1f184db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-cloud-sql-python-connector[asyncpg]==1.20.0
-numpy==2.4.1; python_version >= "3.11"
+cloud-sql-python-connector[asyncpg]==1.20.3
+numpy==2.4.6; python_version >= "3.11"
 numpy==2.2.6; python_version == "3.10"
-langgraph==1.0.10
+langgraph==1.2.2
 langchain-postgres==0.0.17
diff --git a/samples/requirements.txt b/samples/requirements.txt
index 0cded642..a78027e8 100644
--- a/samples/requirements.txt
+++ b/samples/requirements.txt
@@ -1,5 +1,5 @@
-google-cloud-aiplatform[reasoningengine,langchain]==1.134.0
-google-cloud-resource-manager==1.16.0
-langchain-community==0.3.29
+google-cloud-aiplatform[reasoningengine,langchain]==1.154.0
+google-cloud-resource-manager==1.17.0
+langchain-community==0.4.2
 langchain-google-cloud-sql-pg==0.15.0
 langchain-google-vertexai==2.1.2