diff --git a/Website/requirements.txt b/Website/requirements.txt
index 050e297..8694eae 100644
--- a/Website/requirements.txt
+++ b/Website/requirements.txt
@@ -38,7 +38,7 @@ Keras-Preprocessing==1.1.0
 Markdown==3.1.1
 protobuf==3.9.0
 pycodestyle==2.5.0
-PyYAML==5.1.2
+PyYAML==5.4
 scikit-learn==0.21.3
 scipy==1.3.0
 sklearn==0.0