At least use 3.7.1

requirements.txt

@@ -8,7 +8,7 @@ django-template-check>=0.3.0  # This should be in dev-requirements somehow
 bleach>=2.0.0,<2.1
 django-tinymce4-lite>=1.5,<1.6
 rcssmin>=1.0.6
-djangorestframework>=3.7,<3.8
+djangorestframework>=3.7.1,<3.8
 django-ical>=1.4,<2
 django-libsass>=0.7,<1
 django-cors-headers>=2.0.0,<2.1