diff --git a/clusters/cl01tl/helm/matrix-synapse/values.yaml b/clusters/cl01tl/helm/matrix-synapse/values.yaml
index c91ffc81a..3e7f46fbc 100644
--- a/clusters/cl01tl/helm/matrix-synapse/values.yaml
+++ b/clusters/cl01tl/helm/matrix-synapse/values.yaml
@@ -118,6 +118,8 @@ matrix-hookshot:
       type: deployment
       replicas: 1
       strategy: Recreate
+      serviceAccount:
+        name: matrix-synapse
       containers:
         main:
           image: