diff --git a/packages/dbgpt-ext/src/dbgpt_ext/storage/vector_store/oceanbase_store.py b/packages/dbgpt-ext/src/dbgpt_ext/storage/vector_store/oceanbase_store.py
index 261655972..13a86094b 100644
--- a/packages/dbgpt-ext/src/dbgpt_ext/storage/vector_store/oceanbase_store.py
+++ b/packages/dbgpt-ext/src/dbgpt_ext/storage/vector_store/oceanbase_store.py
@@ -204,7 +204,7 @@ class OceanBaseStore(VectorStoreBase):
                 "Please install it with `pip install pyobvector`."
             )
 
-        if vector_store_config.embedding_fn is None:
+        if embedding_fn is None:
             raise ValueError("embedding_fn is required for OceanBaseStore")
 
         super().__init__(