diff --git a/deploy/helm/turnstone/Chart.yaml b/deploy/helm/turnstone/Chart.yaml
index 5847404c..cac2a20a 100644
--- a/deploy/helm/turnstone/Chart.yaml
+++ b/deploy/helm/turnstone/Chart.yaml
@@ -11,6 +11,6 @@ dependencies:
     repository: https://charts.bitnami.com/bitnami
     condition: postgresql.enabled
   - name: redis
-    version: ~20.0
+    version: ~20.13.0
     repository: https://charts.bitnami.com/bitnami
     condition: redis.enabled