diff --git a/src/ocrmypdf/_exec/unpaper.py b/src/ocrmypdf/_exec/unpaper.py
index 116ad64c..fc227464 100644
--- a/src/ocrmypdf/_exec/unpaper.py
+++ b/src/ocrmypdf/_exec/unpaper.py
@@ -23,7 +23,6 @@ from typing import Iterator, List, Optional, Tuple, Union
 from PIL import Image
 
 from ocrmypdf.exceptions import MissingDependencyError, SubprocessOutputError
-from ocrmypdf.helpers import TemporaryDirectory
 from ocrmypdf.subprocess import get_version, run
 
 if sys.version_info >= (3, 10):