diff --git a/src/zimscraperlib/filesystem.py b/src/zimscraperlib/filesystem.py
index 7d22065..7ce6f90 100644
--- a/src/zimscraperlib/filesystem.py
+++ b/src/zimscraperlib/filesystem.py
@@ -2,7 +2,6 @@
 
     Shortcuts to retrieve mime type using magic"""
 
-import os
 import pathlib
 from contextlib import contextmanager
 from tempfile import TemporaryDirectory
@@ -40,10 +39,9 @@ def get_content_mimetype(content: bytes | str) -> str:
     return MIME_OVERRIDES.get(detected_mime, detected_mime)
 
 
-def delete_callback(fpath: str | pathlib.Path):
+def delete_callback(fpath: pathlib.Path):
     """helper deleting passed filepath"""
-
-    os.unlink(fpath)
+    fpath.unlink(missing_ok=True)
 
 
 @contextmanager
diff --git a/tests/filesystem/test_filesystem.py b/tests/filesystem/test_filesystem.py
index 6518c59..a25fcb1 100644
--- a/tests/filesystem/test_filesystem.py
+++ b/tests/filesystem/test_filesystem.py
@@ -57,6 +57,12 @@ def test_delete_callback(tmp_path: pathlib.Path):
 
     assert not fpath.exists()
 
+    # file already gone should not be a problem
+    delete_callback(fpath)
+
+    # wrong path should not be a problem
+    delete_callback(pathlib.Path("/foo.txt"))
+
 
 def test_path_from_tmp_dir():
     tempdir = TemporaryDirectory()