diff --git a/requirements.txt b/requirements.txt
index 0a9b401..ac10134 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ PyJWT==1.7.1
 pymongo==3.7.2
 python-dateutil==2.7.5
 pytz==2018.7
-PyYAML==3.13
+PyYAML==5.4
 requests==2.20.1
 semantic-version==2.5.0
 six==1.11.0