diff --git a/clusters/cl01tl/helm/matrix-synapse/values.yaml b/clusters/cl01tl/helm/matrix-synapse/values.yaml
index 2a0274400..f7b3f05fe 100644
--- a/clusters/cl01tl/helm/matrix-synapse/values.yaml
+++ b/clusters/cl01tl/helm/matrix-synapse/values.yaml
@@ -165,6 +165,8 @@ matrix-synapse:
     enabled: false
   gateway:
     enabled: false
+  serviceAccount:
+    name: matrix-synapse
 matrix-hookshot:
   global:
     nameOverride: matrix-hookshot