diff --git a/lightrag/api/routers/graph_routes.py b/lightrag/api/routers/graph_routes.py
index bfdb838c..38d9dbb7 100644
--- a/lightrag/api/routers/graph_routes.py
+++ b/lightrag/api/routers/graph_routes.py
@@ -22,6 +22,6 @@ def create_graph_routes(rag, api_key: Optional[str] = None):
     @router.get("/graphs", dependencies=[Depends(optional_api_key)])
     async def get_knowledge_graph(label: str):
         """Get knowledge graph for a specific label"""
-        return await rag.get_knowledge_graph(nodel_label=label, max_depth=100)
+        return await rag.get_knowledge_graph(node_label=label, max_depth=100)
 
     return router
diff --git a/lightrag/lightrag.py b/lightrag/lightrag.py
index fa39db59..46638243 100644
--- a/lightrag/lightrag.py
+++ b/lightrag/lightrag.py
@@ -466,10 +466,10 @@ class LightRAG:
         return text
 
     async def get_knowledge_graph(
-        self, nodel_label: str, max_depth: int
+        self, node_label: str, max_depth: int
     ) -> KnowledgeGraph:
         return await self.chunk_entity_relation_graph.get_knowledge_graph(
-            node_label=nodel_label, max_depth=max_depth
+            node_label=node_label, max_depth=max_depth
         )
 
     def _get_storage_class(self, storage_name: str) -> Callable[..., Any]: