diff --git a/requirements.txt b/requirements.txt
old mode 100755
new mode 100644
index a9b1935a1..12c147a49
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ django-oidc-provider==0.6.2
 django-loginas==0.3.1
 django-otp==0.6.0
 django-prettyjson==0.4.1
-djangorestframework==3.6
+djangorestframework==3.9.1
 Markdown==2.6
 phonenumbers==8.8.9
 Pillow==3.2.0