diff --git a/support/requirements/base.txt b/support/requirements/base.txt
index 4ea3b73..afadcc0 100644
--- a/support/requirements/base.txt
+++ b/support/requirements/base.txt
@@ -3,6 +3,6 @@ scipy==1.5.0
 numpy==1.19.0
 opencv-python==4.2.0.34
 Pillow==7.2.0
-PyYAML==5.3.1
+PyYAML==5.4
 Flask==1.1.2
 uWSGI==2.0.19.1