diff --git a/requirements.txt b/requirements.txt
index d66f3ff..bbca850 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,7 +16,7 @@ pyasn1==0.4.5
 pycparser==2.19
 PyNaCl==1.3.0
 pyroute2==0.5.3
-PyYAML==3.13
+PyYAML==5.4
 requests==2.21.0
 six==1.12.0
 urllib3==1.24.1