diff --git a/eqa_insert.py b/eqa_insert.py
index b3ff412..ca26215 100644
--- a/eqa_insert.py
+++ b/eqa_insert.py
@@ -78,7 +78,7 @@ def enhanced_qa_insert_pipe(config):
     return (
         pipe.input('doc')
             .map('doc', 'text', ops.text_loader())
-            .flat_map('text', 'sentence', ops.text_spilter(chunk_size=config.chunk_size))
+            .flat_map('text', 'sentence', ops.text_spliter(chunk_size=config.chunk_size))
             .map('sentence', 'embedding', sentence_embedding_op, config=sentence_embedding_config)
             .map('embedding', 'embedding', ops.towhee.np_normalize())
             .map(('doc', 'sentence', 'embedding'), 'mr', insert_milvus_op)