diff --git a/osschat_insert.py b/osschat_insert.py
index fc454a9..cb38028 100644
--- a/osschat_insert.py
+++ b/osschat_insert.py
@@ -61,11 +61,10 @@ def _get_embedding_op(config):
 
     if config.embedding_model in _hf_models:
         return True, ops.sentence_embedding.transformers(model_name=config.embedding_model, device=device)
-    if config.embedding_model in _sbert_models:
-        return True, ops.sentence_embedding.sbert(model_name=config.embedding_model, device=device)
-    if config.embedding_model in _openai_models:
+    elif config.embedding_model in _openai_models:
         return False, ops.sentence_embedding.openai(model_name=config.embedding_model, api_key=config.openai_api_key)
-    raise RuntimeError('Unknown model: [%s], only support: %s' % (config.embedding_model, _hf_models + _sbert_models + _openai_models))
+    else:
+        return True, ops.sentence_embedding.sbert(model_name=config.embedding_model, device=device)
 
 def data_loader(path):
     if path.endswith('pdf'):