diff --git a/requirements.txt b/requirements.txt
index 04e9709..b97546a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -134,7 +134,7 @@ pytorch-ssim==0.1
 pytz==2018.7
 PyWavelets==1.1.1
 pyxdg==0.25
-PyYAML==5.3.1
+PyYAML==5.4
 pyzmq==17.1.2
 qtconsole==4.4.2
 reportlab==3.3.0