diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index 02d2e01..6b3f112
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Django==2.2.2
-djangorestframework==3.9.4
+djangorestframework==3.11.2
 Pillow==6.0.0
 python-decouple==3.1
 pytz==2019.1