diff --git a/src/ol_openedx_chat/block.py b/src/ol_openedx_chat/block.py
index edf6503e..72471a8d 100644
--- a/src/ol_openedx_chat/block.py
+++ b/src/ol_openedx_chat/block.py
@@ -1,8 +1,7 @@
 import pkg_resources
 from django.template import Context, Template
 from web_fragments.fragment import Fragment
-from xblock.core import XBlockAside, XBlock
-from webob.response import Response
+from xblock.core import XBlockAside
 
 from xmodule.video_block.transcripts_utils import get_transcript_from_contentstore