diff --git a/requirements.txt b/requirements.txt
index 247ba6a..5b2e753 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ jmespath==0.9.4
 mock==4.0.1
 pylint==2.3.0
 Pygments==2.5.2
-PyYAML==5.3
+PyYAML==5.3.1
 six==1.14.0
 tabulate==0.8.6
 vcrpy==4.0.2