diff --git a/requirements.txt b/requirements.txt
index 1dc1154..5121742 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 dnspython==1.15.0
 requests==2.22.0
 termcolor==1.1.0
-PyYAML==5.1.2
+PyYAML==5.4