diff --git a/app/serverless.py b/app/serverless.py
index 1cbd123..ddeaa48 100644
--- a/app/serverless.py
+++ b/app/serverless.py
@@ -8,7 +8,7 @@
 from magic_pdf.pipe.UNIPipe import UNIPipe
 from magic_pdf.rw.DiskReaderWriter import DiskReaderWriter
 
-from app.office_converter import OfficeConverter, OfficeExts
+from .office_converter import OfficeConverter, OfficeExts
 
 # Configure model settings
 model_config.__use_inside_model__ = True