diff --git a/requirements.txt b/requirements.txt
index 561231c..5049850 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ matplotlib==3.1.1
 numpy==1.17.0
 pandas==0.25.1
 scikit_learn==0.24.0
-PyYAML==5.3.1
+PyYAML==5.4