diff --git a/lightrag/base.py b/lightrag/base.py
index 798e3176..ee13a11f 100644
--- a/lightrag/base.py
+++ b/lightrag/base.py
@@ -260,8 +260,3 @@ class DocStatusStorage(BaseKVStorage, ABC):
     @abstractmethod
     async def get_processed_docs(self) -> dict[str, DocProcessingStatus]:
         """Get all procesed documents"""
-
-    @abstractmethod
-    async def update_doc_status(self, data: dict[str, Any]) -> None:
-        """Updates the status of a document. By default, it calls upsert."""
-        await self.upsert(data)
diff --git a/lightrag/kg/json_doc_status_impl.py b/lightrag/kg/json_doc_status_impl.py
index b96a744c..15fbfcde 100644
--- a/lightrag/kg/json_doc_status_impl.py
+++ b/lightrag/kg/json_doc_status_impl.py
@@ -75,7 +75,7 @@ class JsonDocStatusStorage(DocStatusStorage):
     async def index_done_callback(self) -> None:
         write_json(self._data, self._file_name)
 
-    async def upsert(self, data: dict[str, Any]) -> None:
+    async def upsert(self, data: dict[str, dict[str, Any]]) -> None:
         self._data.update(data)
         await self.index_done_callback()
 
@@ -89,6 +89,3 @@ class JsonDocStatusStorage(DocStatusStorage):
 
     async def drop(self) -> None:
         raise NotImplementedError
-
-    async def update_doc_status(self, data: dict[str, Any]) -> None:
-        raise NotImplementedError
diff --git a/lightrag/kg/postgres_impl.py b/lightrag/kg/postgres_impl.py
index 2b7996d6..0dffa7d3 100644
--- a/lightrag/kg/postgres_impl.py
+++ b/lightrag/kg/postgres_impl.py
@@ -429,9 +429,6 @@ class PGVectorStorage(BaseVectorStorage):
 @final
 @dataclass
 class PGDocStatusStorage(DocStatusStorage):
-    # db instance must be injected before use
-    # db: PostgreSQLDB
-
     async def filter_keys(self, keys: set[str]) -> set[str]:
         """Return keys that don't exist in storage"""
         keys = ",".join([f"'{_id}'" for _id in keys])
@@ -516,7 +513,7 @@ class PGDocStatusStorage(DocStatusStorage):
     async def index_done_callback(self) -> None:
         pass
 
-    async def upsert(self, data: dict[str, dict]):
+    async def upsert(self, data: dict[str, dict[str, Any]]) -> None:
         """Update or insert document status
 
         Args:
@@ -547,32 +544,6 @@ class PGDocStatusStorage(DocStatusStorage):
             )
         return data
 
-    async def update_doc_status(self, data: dict[str, dict]) -> None:
-        """
-        Updates only the document status, chunk count, and updated timestamp.
-
-        This method ensures that only relevant fields are updated instead of overwriting
-        the entire document record. If `updated_at` is not provided, the database will
-        automatically use the current timestamp.
-        """
-        sql = """
-        UPDATE LIGHTRAG_DOC_STATUS
-        SET status = $3,
-            chunks_count = $4,
-            updated_at = CURRENT_TIMESTAMP
-        WHERE workspace = $1 AND id = $2
-        """
-        for k, v in data.items():
-            _data = {
-                "workspace": self.db.workspace,
-                "id": k,
-                "status": v["status"].value,  # Convert Enum to string
-                "chunks_count": v.get(
-                    "chunks_count", -1
-                ),  # Default to -1 if not provided
-            }
-            await self.db.execute(sql, _data)
-
     async def drop(self) -> None:
         raise NotImplementedError
 
diff --git a/lightrag/lightrag.py b/lightrag/lightrag.py
index 23c3df80..f4e9b770 100644
--- a/lightrag/lightrag.py
+++ b/lightrag/lightrag.py
@@ -779,7 +779,7 @@ class LightRAG:
                 ]
                 try:
                     await asyncio.gather(*tasks)
-                    await self.doc_status.update_doc_status(
+                    await self.doc_status.upsert(
                         {
                             doc_status_id: {
                                 "status": DocStatus.PROCESSED,
@@ -796,7 +796,7 @@ class LightRAG:
 
                 except Exception as e:
                     logger.error(f"Failed to process document {doc_id}: {str(e)}")
-                    await self.doc_status.update_doc_status(
+                    await self.doc_status.upsert(
                         {
                             doc_status_id: {
                                 "status": DocStatus.FAILED,