diff --git a/requirements.txt b/requirements.txt
index 6b1ec6b..cb4f2a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,6 @@
 stripe
 flask
+Flask-RESTful
 git+https://code.ungleich.ch/ahmedbilal/ungleich-common/#egg=ungleich-common-etcd&subdirectory=etcd
 git+https://code.ungleich.ch/ahmedbilal/ungleich-common/#egg=ungleich-common-ldap&subdirectory=ldap
 git+https://code.ungleich.ch/ahmedbilal/ungleich-common/#egg=ungleich-common-std&subdirectory=std