diff --git a/requirements/requirements.txt b/requirements/requirements.txt
index ada8f2d..c25b960 100644
--- a/requirements/requirements.txt
+++ b/requirements/requirements.txt
@@ -18,7 +18,7 @@ opencv-python==4.2.0.32
 pyparsing==2.4.6
 python-dateutil==2.8.1
 PyWavelets==1.1.1
-PyYAML==5.3.1
+PyYAML==5.4
 redis==3.4.1
 scikit-image==0.16.2
 scipy==1.4.1