diff --git a/web/backend/django/sample1/requirements.txt b/web/backend/django/sample1/requirements.txt
index 476cfa5..1c13be5 100644
--- a/web/backend/django/sample1/requirements.txt
+++ b/web/backend/django/sample1/requirements.txt
@@ -1,5 +1,5 @@
 Django==2.0.7
 django-filter==1.1.0
-djangorestframework==3.8.2
+djangorestframework==3.11.2
 Markdown==2.6.11
 pytz==2018.5