diff --git a/requirements.txt b/requirements.txt
index d3b9e49..50f6d79 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ PySocks==1.7.1
 python-dateutil==2.8.1
 python-utils==2.4.0
 PyWavelets==1.1.1
-PyYAML==5.3
+PyYAML==5.4
 requests==2.23.0
 requests-oauthlib==1.3.0
 rsa==4.0