diff --git a/requirements.txt b/requirements.txt
index 46d5db4..2976b10 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ pluggy==0.12.0
 py==1.8.0
 pyparsing==2.4.2
 pytest==4.6.5
-PyYAML==5.1.2
+PyYAML==5.4
 scandir==1.10.0
 six==1.12.0
 testinfra==3.0.6