diff --git a/cognee/infrastructure/databases/vector/lancedb/LanceDBAdapter.py b/cognee/infrastructure/databases/vector/lancedb/LanceDBAdapter.py
index 4046344894..3a30802485 100644
--- a/cognee/infrastructure/databases/vector/lancedb/LanceDBAdapter.py
+++ b/cognee/infrastructure/databases/vector/lancedb/LanceDBAdapter.py
@@ -164,7 +164,10 @@ async def batch_search(
     async def delete_data_points(self, collection_name: str, data_point_ids: list[str]):
         connection = await self.get_connection()
         collection = await connection.open_table(collection_name)
-        results = await collection.delete(f"id IN {tuple(data_point_ids)}")
+        if len(data_point_ids) == 1:
+            results = await collection.delete(f"id = '{data_point_ids[0]}'")
+        else:
+            results = await collection.delete(f"id IN {tuple(data_point_ids)}")
         return results
 
     async def prune(self):
diff --git a/cognee/tasks/chunk_naive_llm_classifier/chunk_naive_llm_classifier.py b/cognee/tasks/chunk_naive_llm_classifier/chunk_naive_llm_classifier.py
index 83b4954501..b4bcb94674 100644
--- a/cognee/tasks/chunk_naive_llm_classifier/chunk_naive_llm_classifier.py
+++ b/cognee/tasks/chunk_naive_llm_classifier/chunk_naive_llm_classifier.py
@@ -21,7 +21,6 @@ async def chunk_naive_llm_classifier(data_chunks: list[DocumentChunk], classific
     for chunk_index, chunk in enumerate(data_chunks):
         chunk_classification = chunk_classifications[chunk_index]
         classification_data_points.append(uuid5(NAMESPACE_OID, chunk_classification.label.type))
-        classification_data_points.append(uuid5(NAMESPACE_OID, chunk_classification.label.type))
 
         for classification_subclass in chunk_classification.label.subclass:
             classification_data_points.append(uuid5(NAMESPACE_OID, classification_subclass.value))
@@ -39,7 +38,7 @@ class Keyword(BaseModel):
     if await vector_engine.has_collection(collection_name):
         existing_data_points = await vector_engine.retrieve(
             collection_name,
-            list(set(classification_data_points)),
+            [str(classification_data) for classification_data in list(set(classification_data_points))],
         ) if len(classification_data_points) > 0 else []
 
         existing_points_map = {point.id: True for point in existing_data_points}