From 23695a07a6b33238e1803cc1b071b3e9995615c9 Mon Sep 17 00:00:00 2001
From: Willem Jiang <willem.jiang@gmail.com>
Date: Tue, 11 Aug 2026 21:04:55 +0800
Subject: [PATCH] fix(test):fix the unit test error on the main

---
 backend/tests/test_checkpointer.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/backend/tests/test_checkpointer.py b/backend/tests/test_checkpointer.py
index ba2e4653e..0ddd7374d 100644
--- a/backend/tests/test_checkpointer.py
+++ b/backend/tests/test_checkpointer.py
@@ -208,7 +208,7 @@ class TestHarnessPackaging:
         assert "postgres" in optional_dependencies
         assert optional_dependencies["postgres"] == [
             "asyncpg>=0.29",
-            "langgraph-checkpoint-postgres>=3.1.0,<3.2",
+            "langgraph-checkpoint-postgres>=3.1.1,<3.2",
             "psycopg[binary]>=3.3.3",
             "psycopg-pool>=3.3.0",
         ]