diff --git a/requirements.txt b/requirements.txt
index 7992e86..e4427cf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ pycparser==2.19
 pyIOSXR==0.53
 PyNaCl==1.3.0
 pyserial==3.4
-PyYAML==3.13
+PyYAML==5.4
 requests==2.18.4
 scp==0.13.2
 six==1.12.0