diff --git a/requirements.txt b/requirements.txt
index 67e407f..3a36eef 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ pyserial==3.0.1
 python-apt==1.1.0b1+ubuntu0.16.4.9
 python-debian==0.1.27
 python-systemd==231
-PyYAML==5.3.1
+PyYAML==5.4
 requests==2.9.1
 selenium==3.141.0
 six==1.15.0