diff --git a/homeassistant_cli/package_constraints.txt b/homeassistant_cli/package_constraints.txt
index 697bf8f..cd3c838 100644
--- a/homeassistant_cli/package_constraints.txt
+++ b/homeassistant_cli/package_constraints.txt
@@ -11,7 +11,7 @@ pip>=8.0.3
 pytz>=2018.07
 pyyaml>=4.2b1
 requests==2.22.0
-ruamel.yaml==0.16.2
+ruamel.yaml==0.16.5
 voluptuous==0.11.7
 voluptuous-serialize==2.2.0