diff --git a/requirements/base.txt b/requirements/base.txt
old mode 100755
new mode 100644
index 4bd2dbf..55851c6
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -55,7 +55,7 @@ django-mptt==0.8.6
 django-jsonify==0.3.0
 django-simple-history==1.8.1
 # django-easy-select2==1.3.3
-djangorestframework==3.6.3
+djangorestframework==3.11.2
 django-rest-swagger==2.1.2
 drf-extensions==0.3.1
 markdown==2.6.8