diff --git a/charts/twc-lab/values.yaml b/charts/twc-lab/values.yaml
index 1d2b181..988afa2 100644
--- a/charts/twc-lab/values.yaml
+++ b/charts/twc-lab/values.yaml
@@ -25,7 +25,7 @@ simulator:
 cassandra:
   image:
     repository: cassandra
-    tag: "4.1.11"
+    tag: "5.0.9"
     pullPolicy: IfNotPresent
   resources:
     requests: