diff --git a/lambda_functions/v1/requirements/requirements.txt b/lambda_functions/v1/requirements/requirements.txt
index 7343df36..94b8917c 100644
--- a/lambda_functions/v1/requirements/requirements.txt
+++ b/lambda_functions/v1/requirements/requirements.txt
@@ -2,7 +2,7 @@
 Flask==3.0.2
 markupsafe==2.1.1
 localstack-client==2.5
-redis==4.4.4
+redis==5.0.3
 requests==2.31.0
 Werkzeug==3.0.1
 opg-sirius-service==2.1.1