diff --git a/setup.py b/setup.py
index 5a4a9105..68d897f9 100755
--- a/setup.py
+++ b/setup.py
@@ -82,7 +82,7 @@ setup(name='fdroidserver',
           'python-vagrant',
           'PyYAML',
           'qrcode',
-          'ruamel.yaml >= 0.13',
+          'ruamel.yaml >= 0.15',
           'requests >= 2.5.2, != 2.11.0, != 2.12.2, != 2.18.0',
           'docker-py >= 1.9, < 2.0',
       ],