diff --git a/api/chalicelib/core/canvas.py b/api/chalicelib/core/canvas.py
index b13105989..3c5a64ec1 100644
--- a/api/chalicelib/core/canvas.py
+++ b/api/chalicelib/core/canvas.py
@@ -20,7 +20,7 @@ def get_canvas_presigned_urls(session_id, project_id):
                 "projectId": project_id,
                 "recordingId": rows[i]["recording_id"]
             }
-            key = config("CANVAS_PATTERN", default="%(sessionId)/%(recordingId)s.mp4") % params
+            key = config("CANVAS_PATTERN", default="%(sessionId)s/%(recordingId)s.mp4") % params
             rows[i] = StorageClient.get_presigned_url_for_sharing(
                 bucket=config("CANVAS_BUCKET", default=config("sessions_bucket")),
                 expires_in=config("PRESIGNED_URL_EXPIRATION", cast=int, default=900),
diff --git a/ee/api/clean-dev.sh b/ee/api/clean-dev.sh
index ceb638ed4..da52e991c 100755
--- a/ee/api/clean-dev.sh
+++ b/ee/api/clean-dev.sh
@@ -55,7 +55,7 @@ rm -rf ./chalicelib/core/user_testing.py
 rm -rf ./chalicelib/saml
 rm -rf ./chalicelib/utils/__init__.py
 rm -rf ./chalicelib/utils/args_transformer.py
-rm -rf ./chalicelib/utils/canvas.py
+rm -rf ./chalicelib/core/canvas.py
 rm -rf ./chalicelib/utils/captcha.py
 rm -rf ./chalicelib/utils/dev.py
 rm -rf ./chalicelib/utils/email_handler.py