diff --git a/ml-image-generation/autoencoders/requirements.txt b/ml-image-generation/autoencoders/requirements.txt
index 959849a..860258b 100644
--- a/ml-image-generation/autoencoders/requirements.txt
+++ b/ml-image-generation/autoencoders/requirements.txt
@@ -70,7 +70,7 @@ pyparsing==2.4.6
 pyrsistent==0.16.0
 python-dateutil==2.8.1
 pytz==2019.3
-PyYAML==5.3.1
+PyYAML==5.4
 pyzmq==19.0.0
 qtconsole==4.7.2
 QtPy==1.9.0