diff --git a/pypi/data-processing/src/file_handle/pdf_handle.py b/pypi/data-processing/src/file_handle/pdf_handle.py
index 83ba6dcf3..d839fe202 100644
--- a/pypi/data-processing/src/file_handle/pdf_handle.py
+++ b/pypi/data-processing/src/file_handle/pdf_handle.py
@@ -85,7 +85,7 @@ def handle(
             all_document_for_process = []
             for document in documents:
                 chunck_id = ulid.ulid()
-                content = document.page_content.replace("\n", "")
+                content = document.page_content.replace("\n", "").replace("\x00", "")
                 chunk_insert_item = {
                     "id": chunck_id,
                     "document_id": self._document_id,
diff --git a/pypi/data-processing/src/file_handle/web_handle.py b/pypi/data-processing/src/file_handle/web_handle.py
index 6488d1571..b5315e7ee 100644
--- a/pypi/data-processing/src/file_handle/web_handle.py
+++ b/pypi/data-processing/src/file_handle/web_handle.py
@@ -66,7 +66,7 @@ async def web_manipulate(
         all_document_for_process = []
         for document in documents:
             chunck_id = ulid.ulid()
-            content = document.page_content.replace("\n", "")
+            content = document.page_content.replace("\n", "").replace("\x00", "")
             chunk_insert_item = {
                 "id": chunck_id,
                 "document_id": document_id,
diff --git a/pypi/data-processing/src/file_handle/word_handle.py b/pypi/data-processing/src/file_handle/word_handle.py
index 383c60d31..2e203e595 100644
--- a/pypi/data-processing/src/file_handle/word_handle.py
+++ b/pypi/data-processing/src/file_handle/word_handle.py
@@ -68,7 +68,7 @@ def docx_manipulate(
         all_document_for_process = []
         for document in documents:
             chunck_id = ulid.ulid()
-            content = document.page_content.replace("\n", "")
+            content = document.page_content.replace("\n", "").replace("\x00", "")
             chunk_insert_item = {
                 "id": chunck_id,
                 "document_id": document_id,