diff --git a/files/files.py b/files/files.py
index 455d67e..2e22184 100644
--- a/files/files.py
+++ b/files/files.py
@@ -181,7 +181,7 @@ def rename_file(file_id):
 
     _rename_file(file, new_name)
 
-    return redirect(url_for('files.preview_file', id=file.id))
+    return redirect(url_for('files.preview_file', file_id=file.id))
 
 
 @bp.route('/recategorize/<int:file_id>', methods=['POST'])
@@ -201,7 +201,7 @@ def recategorize(file_id):
     file.category_id = new_category.id
     db.session.commit()
 
-    return redirect(url_for('files.preview_file', id=file.id))
+    return redirect(url_for('files.preview_file', file_id=file.id))
 
 
 @bp.route('/retype/<int:file_id>', methods=['POST'])