diff --git a/requirements.txt b/requirements.txt
index 4d6fcce..44b4ef2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ PyJWT==1.7.1
 pyparsing==2.4.6
 PySocks==1.7.1
 pytz==2019.3
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.23.0
 six==1.14.0
 snowballstemmer==2.0.0