diff --git a/clusters/cl01tl/helm/matrix-synapse/values.yaml b/clusters/cl01tl/helm/matrix-synapse/values.yaml
index b68085a44..17ba19f12 100644
--- a/clusters/cl01tl/helm/matrix-synapse/values.yaml
+++ b/clusters/cl01tl/helm/matrix-synapse/values.yaml
@@ -193,6 +193,16 @@ matrix-hookshot:
               readOnly: true
               mountPropagation: None
               subPath: passkey.pem
+    data:
+      storageClass: ceph-block
+      accessMode: ReadWriteOnce
+      size: 500Mi
+      retain: true
+      advancedMounts:
+        main:
+          main:
+            - path: /data
+              readOnly: false
 mautrix-discord:
   global:
     fullnameOverride: mautrix-discord