diff --git a/libs/checkpoint-postgres/pyproject.toml b/libs/checkpoint-postgres/pyproject.toml
index c8c16e83d..ef2b7868b 100644
--- a/libs/checkpoint-postgres/pyproject.toml
+++ b/libs/checkpoint-postgres/pyproject.toml
@@ -12,7 +12,7 @@ readme = "README.md"
 license = "MIT"
 license-files = ['LICENSE']
 dependencies = [
-  "langgraph-checkpoint>=4.0.3,<5.0.0",
+  "langgraph-checkpoint>=4.1.0a1,<5.0.0",
   "orjson>=3.11.5",
   "psycopg>=3.2.0",
   "psycopg-pool>=3.2.0",