diff --git a/seahub/Dockerfile b/seahub/Dockerfile
index 96341be..7d44e4d 100644
--- a/seahub/Dockerfile
+++ b/seahub/Dockerfile
@@ -12,6 +12,8 @@ RUN sed -i "s@.*INNER_FILE_SERVER_ROOT.*@INNER_FILE_SERVER_ROOT = os.environ.get
 
 RUN sed -i '/warning_if_seafile_not_running;/d' /tmp/seafile-server-${SEAFILE_VERSION}/seahub.sh
 
+RUN sed -i '1s;^;from django.core.cache import cache\n;' /tmp/seafile-server-${SEAFILE_VERSION}/seahub/seahub/onlyoffice/views.py
+
 FROM alpine:3.13.6 AS pip
 
 RUN apk add --no-cache \