diff --git a/requirements.txt b/requirements.txt
index 0094f1d..4bc8da0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ PySocks==1.7.0
 python-dateutil==2.7.5
 python-dotenv==0.10.3
 pytz==2018.7
-PyYAML==5.3
+PyYAML==5.4
 requests==2.22.0
 requests-oauthlib==1.2.0
 rsa==4.0