diff --git a/requirements.txt b/requirements.txt
index 0faee0a..409d11b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
 attrdict==2.0.0
 svgwrite==1.1.9
-PyYAML==5.1
+PyYAML==5.4