diff --git a/requirements.txt b/requirements.txt
index c958af7..9004ee7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ pyats.topology==5.0.0
 pyats.utils==5.0.1
 pycparser==2.19
 PyNaCl==1.3.0
-PyYAML==3.13
+PyYAML==5.4
 requests==2.20.0
 scp==0.12.1
 setproctitle==1.1.10