diff --git a/requirements.txt b/requirements.txt
index 38f8c0e..849d85e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
 certifi==2020.6.20
 dulwich==0.20.5
-PyYAML==5.3.1
+PyYAML==5.4
 urllib3==1.25.9