diff --git a/requirements-nover.txt b/requirements-nover.txt
index 45a086a8d..a3c74e89b 100644
--- a/requirements-nover.txt
+++ b/requirements-nover.txt
@@ -33,5 +33,6 @@ python-ldap
 pycrypto
 logentries
 psycopg2
+pyyaml
 git+https://github.com/DevTable/aniso8601-fake.git
 git+https://github.com/DevTable/anunidecode.git
diff --git a/requirements.txt b/requirements.txt
index 4afd0e97b..e454e6846 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,6 +12,7 @@ Pillow==2.5.1
 PyGithub==1.25.0
 PyMySQL==0.6.2
 PyPDF2==1.22
+PyYAML==3.11
 SQLAlchemy==0.9.7
 Werkzeug==0.9.6
 alembic==0.6.5