diff --git a/app/corpora/forms.py b/app/corpora/forms.py
index 02c90c58448efbaa5c283fd396c39095697399df..cf1ed6396d0f2c7e447cf72f3a58cb3cb1a145da 100644
--- a/app/corpora/forms.py
+++ b/app/corpora/forms.py
@@ -1,5 +1,4 @@
 from flask_wtf import FlaskForm
-from werkzeug.utils import secure_filename
 from wtforms import (FileField, StringField, SubmitField,
                      ValidationError, IntegerField, SelectField, TextAreaField)
 from wtforms.validators import DataRequired, Length