diff --git a/web/requirements.txt b/web/requirements.txt
index 11aab9a..ab3e1c0 100644
--- a/web/requirements.txt
+++ b/web/requirements.txt
@@ -6,7 +6,7 @@ djangorestframework==3.12.1
 djangorestframework-csv==2.1.0
 djangorestframework-gis==0.16
 django-cors-headers==3.5.0
-pyyaml==5.3.1
+pyyaml==5.4
 uritemplate==3.0.1
 requests==2.24.0
 jsonschema==3.2.0