diff --git a/yt_dlp/postprocessor/xattrpp.py b/yt_dlp/postprocessor/xattrpp.py
index 95afa1c4f..93acd6d13 100644
--- a/yt_dlp/postprocessor/xattrpp.py
+++ b/yt_dlp/postprocessor/xattrpp.py
@@ -5,6 +5,7 @@
 from ..utils import (
     hyphenate_date,
     write_xattr,
+    PostProcessingError,
     XAttrMetadataError,
     XAttrUnavailableError,
 )