diff --git a/clusters/cl01tl/platform/matrix-synapse/templates/replication-source.yaml b/clusters/cl01tl/platform/matrix-synapse/templates/replication-source.yaml
index 3f8d143c4..5f6407589 100644
--- a/clusters/cl01tl/platform/matrix-synapse/templates/replication-source.yaml
+++ b/clusters/cl01tl/platform/matrix-synapse/templates/replication-source.yaml
@@ -52,8 +52,8 @@ spec:
       monthly: 2
       yearly: 4
     moverSecurityContext:
-      runAsUser: 1001
-      runAsGroup: 1001
+      runAsUser: 1337
+      runAsGroup: 1337
     copyMethod: Snapshot
     storageClassName: ceph-block
     volumeSnapshotClassName: ceph-blockpool-snapshot
@@ -84,8 +84,8 @@ spec:
       monthly: 2
       yearly: 4
     moverSecurityContext:
-      runAsUser: 1001
-      runAsGroup: 1001
+      runAsUser: 1337
+      runAsGroup: 1337
     copyMethod: Snapshot
     storageClassName: ceph-block
     volumeSnapshotClassName: ceph-blockpool-snapshot