From 1dec6a42a06368c8ea46d368246c4705768c94ec Mon Sep 17 00:00:00 2001
From: Mend Renovate <bot@renovateapp.com>
Date: Mon, 12 Jan 2026 21:34:12 +0000
Subject: [PATCH] chore(deps): update dependency langgraph-checkpoint to v4

---
 pyproject.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pyproject.toml b/pyproject.toml
index 737ff6f0..a1d05d40 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,7 +38,7 @@ Changelog = "https://github.com/googleapis/langchain-google-cloud-sql-pg-python/
 
 [project.optional-dependencies]
 langgraph = [
-    "langgraph-checkpoint>=3.0.0, <3.1.0"
+    "langgraph-checkpoint>=4.0.0, <4.1.0"
 ]
 test = [
     "black[jupyter]==25.12.0",