diff --git a/requirements/base.txt b/requirements/base.txt
index b15e7da..03200d5 100644
--- a/requirements/base.txt
+++ b/requirements/base.txt
@@ -16,3 +16,4 @@ oauthlib==1.0.3
 python-openid==2.2.5
 requests==2.5.1
 requests-oauthlib==0.5.0
+simplejson==3.8.0