diff --git a/requirements.txt b/requirements.txt
index a695167..7f4e278 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-pyyaml==5.1.1
+pyyaml==5.3.1
 requests==2.20.0
 click==7.0.0