diff --git a/llama_index/vector_stores/pinecone.py b/llama_index/vector_stores/pinecone.py
index ddeedc5ec6..0611a1d532 100644
--- a/llama_index/vector_stores/pinecone.py
+++ b/llama_index/vector_stores/pinecone.py
@@ -21,9 +21,9 @@
 )
 from llama_index.vector_stores.utils import (
     DEFAULT_TEXT_KEY,
+    legacy_metadata_dict_to_node,
     metadata_dict_to_node,
     node_to_metadata_dict,
-    legacy_metadata_dict_to_node,
 )
 
 ID_KEY = "id"
@@ -125,7 +125,6 @@ def __init__(
         pinecone_index: Optional[Any] = None,
         index_name: Optional[str] = None,
         environment: Optional[str] = None,
-        namespace: Optional[str] = None,
         insert_kwargs: Optional[Dict] = None,
         add_sparse_vector: bool = False,
         tokenizer: Optional[Callable] = None,
@@ -144,7 +143,6 @@ def __init__(
 
         self._index_name = index_name
         self._environment = environment
-        self._namespace = namespace
         if pinecone_index is not None:
             self._pinecone_index = cast(pinecone.Index, pinecone_index)
         else:
@@ -207,7 +205,6 @@ def add(
             entries.append(entry)
         self._pinecone_index.upsert(
             entries,
-            namespace=self._namespace,
             batch_size=self._batch_size,
             **self._insert_kwargs,
         )
@@ -221,10 +218,8 @@ def delete(self, ref_doc_id: str, **delete_kwargs: Any) -> None:
             ref_doc_id (str): The doc_id of the document to delete.
 
         """
-        # delete by filtering on the doc_id metadata
         self._pinecone_index.delete(
-            filter={"doc_id": {"$eq": ref_doc_id}},
-            namespace=self._namespace,
+            ids=[ref_doc_id],
             **delete_kwargs,
         )
 
@@ -279,7 +274,6 @@ def query(self, query: VectorStoreQuery, **kwargs: Any) -> VectorStoreQueryResul
             top_k=query.similarity_top_k,
             include_values=True,
             include_metadata=True,
-            namespace=self._namespace,
             filter=filter,
             **kwargs,
         )