langchain-ai
diff --git a/‎libs/langgraph/poetry.lock
+3-4 b/‎libs/langgraph/poetry.lock
+3-4
diff --git a/‎libs/langgraph/pyproject.toml
+1 b/‎libs/langgraph/pyproject.toml
+1
@@ -12,6 +12,7 @@ python = ">=3.9.0,<4.0"
 langchain-core = ">=0.1,<0.4"
 langgraph-checkpoint = "^2.0.10"
 langgraph-sdk = "^0.1.42"
+langgraph-prebuilt = ">=0.1.1,<0.2"
 
 [tool.poetry.group.dev.dependencies]
 pytest = "^8.3.2"