diff --git a/requirements.txt b/requirements.txt
index a480444ed..1420e95a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -46,7 +46,7 @@ python-swiftclient
 pytimeparse
 pyyaml
 requests
-ruamel.yaml==0.17.21
+ruamel.yaml==0.18.10
 semver
 slackclient<3.0.0
 sphinx_rtd_theme