diff --git a/tensorflow/dependencies/requirements.txt b/tensorflow/dependencies/requirements.txt
index cc65b7e..0f9fa69 100644
--- a/tensorflow/dependencies/requirements.txt
+++ b/tensorflow/dependencies/requirements.txt
@@ -78,7 +78,7 @@ pyparsing==2.4.7
 pyrsistent==0.16.0
 python-dateutil==2.8.1
 PyWavelets==1.1.1
-PyYAML==5.3.1
+PyYAML==5.4
 pyzmq==18.1.1
 qtconsole==4.7.3
 QtPy==1.9.0