diff --git a/data/Dockerfiles/dovecot/quarantine_notify.py b/data/Dockerfiles/dovecot/quarantine_notify.py
index a1eec0ad2a4..e8d743b3177 100755
--- a/data/Dockerfiles/dovecot/quarantine_notify.py
+++ b/data/Dockerfiles/dovecot/quarantine_notify.py
@@ -7,7 +7,6 @@
 from email.mime.multipart import MIMEMultipart
 from email.mime.text import MIMEText
 from email.utils import COMMASPACE, formatdate
-import cgi
 import jinja2
 from jinja2 import Template
 import json