diff --git a/homeassistant/package_constraints.txt b/homeassistant/package_constraints.txt
index 9aead28ff94..94ea305e8bd 100644
--- a/homeassistant/package_constraints.txt
+++ b/homeassistant/package_constraints.txt
@@ -19,7 +19,7 @@ python-slugify==3.0.2
 pytz>=2019.01
 pyyaml==5.1.1
 requests==2.22.0
-ruamel.yaml==0.15.97
+ruamel.yaml==0.15.99
 sqlalchemy==1.3.5
 voluptuous-serialize==2.1.0
 voluptuous==0.11.5
diff --git a/requirements_all.txt b/requirements_all.txt
index d4a3c1f9649..c74ab1a2e93 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -14,7 +14,7 @@ python-slugify==3.0.2
 pytz>=2019.01
 pyyaml==5.1.1
 requests==2.22.0
-ruamel.yaml==0.15.97
+ruamel.yaml==0.15.99
 voluptuous==0.11.5
 voluptuous-serialize==2.1.0
 
diff --git a/setup.py b/setup.py
index 25c6cc6a9e2..14162a86c12 100755
--- a/setup.py
+++ b/setup.py
@@ -48,7 +48,7 @@ REQUIRES = [
     'pytz>=2019.01',
     'pyyaml==5.1.1',
     'requests==2.22.0',
-    'ruamel.yaml==0.15.97',
+    'ruamel.yaml==0.15.99',
     'voluptuous==0.11.5',
     'voluptuous-serialize==2.1.0',
 ]