diff --git a/DebianMed/requirements.txt b/DebianMed/requirements.txt
index 5580ecd..61a8184 100644
--- a/DebianMed/requirements.txt
+++ b/DebianMed/requirements.txt
@@ -33,7 +33,7 @@ ptyprocess==0.6.0
 Pygments==2.7.2
 pyparsing==2.4.6
 pytoml==0.1.21
-PyYAML==5.3.1
+PyYAML==5.4
 regex==2020.11.11
 requests==2.22.0
 retrying==1.3.3