diff --git a/requirements.txt b/requirements.txt
index 3e5272c0ce0430b178f204e98b6bf38cd8e52264..05e48c48f5c2c7abce9160507fa836482b6e688b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,8 @@
 Django==1.11.28
-anyjson==0.3.3
 celery==4.2.1
-django-picklefield==0.3.0
-kombu==4.2.0
+django-picklefield==1.1.0
 html5lib==0.999
 psycopg2==2.8.3
-pyparsing==2.0.0
 python-dateutil>=1.5
 python3-openid==3.0.10
 gunicorn==19.9