diff --git a/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse-wellknown-lighttpd.yaml b/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse-wellknown-lighttpd.yaml
index d0f1f5a5a..75535bf86 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse-wellknown-lighttpd.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse-wellknown-lighttpd.yaml
@@ -3,10 +3,10 @@ kind: ConfigMap
 metadata:
   name: matrix-synapse-wellknown-lighttpd
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
     component: well-known
 data:
diff --git a/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse.yaml
index c63b973da..5a41a404f 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/ConfigMap-matrix-synapse.yaml
@@ -3,10 +3,10 @@ kind: ConfigMap
 metadata:
   name: matrix-synapse
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
 data:
   log.yaml: |
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse-wellknown-lighttpd.yaml b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse-wellknown-lighttpd.yaml
index ab489c010..7d3b4edbb 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse-wellknown-lighttpd.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse-wellknown-lighttpd.yaml
@@ -3,10 +3,10 @@ kind: Deployment
 metadata:
   name: matrix-synapse-wellknown-lighttpd
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
     app.kubernetes.io/component: well-known
 spec:
@@ -19,7 +19,7 @@ spec:
   template:
     metadata:
       annotations:
-        checksum/config: b387e96fbef86e06c8ba5f84b2ba4e7fb4e833ffa04e07f50fbe58f6344646c9
+        checksum/config: 267af617c10b1ca16623df14ce0197a6141fda8de2911597e709db118c71de76
       labels:
         app.kubernetes.io/name: matrix-synapse
         app.kubernetes.io/instance: matrix-synapse
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
index 33829b0f8..af363c238 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Deployment-matrix-synapse.yaml
@@ -3,10 +3,10 @@ kind: Deployment
 metadata:
   name: matrix-synapse
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
     app.kubernetes.io/component: synapse
 spec:
@@ -21,8 +21,8 @@ spec:
   template:
     metadata:
       annotations:
-        checksum/config: 6e1fd6d9ef3723dc8db2cfa4b8d25ba53bb681588c141226bcaf6e8aade94ab5
-        checksum/secrets: 3175ad60ae666dca6983717243cac824eaf2175ad90afafa8a896fd24f4fb3c8
+        checksum/config: 8df4b95afdb55c20a1d0eedbb777d5c35b97983dbff97be6249e71728e39de39
+        checksum/secrets: f2ff26413c6bc173473568d52a08a2f597ad0ff5360929a85ecbd49032b39b6a
       labels:
         app.kubernetes.io/name: matrix-synapse
         app.kubernetes.io/instance: matrix-synapse
@@ -73,7 +73,7 @@ spec:
                 secretKeyRef:
                   name: matrix-synapse-redis-secret
                   key: password
-          image: "ghcr.io/element-hq/synapse:v1.146.0"
+          image: "ghcr.io/element-hq/synapse:v1.147.1"
           imagePullPolicy: IfNotPresent
           securityContext: {}
           ports:
diff --git a/clusters/cl01tl/manifests/matrix-synapse/PersistentVolumeClaim-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/PersistentVolumeClaim-matrix-synapse.yaml
index 3ff1398b8..8c66bd3b7 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/PersistentVolumeClaim-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/PersistentVolumeClaim-matrix-synapse.yaml
@@ -3,10 +3,10 @@ apiVersion: v1
 metadata:
   name: matrix-synapse
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
 spec:
   accessModes:
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Pod-matrix-synapse-test-connection.yaml b/clusters/cl01tl/manifests/matrix-synapse/Pod-matrix-synapse-test-connection.yaml
index 9c674654b..bb4af4bcf 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Pod-matrix-synapse-test-connection.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Pod-matrix-synapse-test-connection.yaml
@@ -3,10 +3,10 @@ kind: Pod
 metadata:
   name: "matrix-synapse-test-connection"
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
   annotations:
     "helm.sh/hook": test-success
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Secret-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/Secret-matrix-synapse.yaml
index 5976263ff..f5fb35daf 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Secret-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Secret-matrix-synapse.yaml
@@ -3,10 +3,10 @@ kind: Secret
 metadata:
   name: matrix-synapse
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
 stringData:
   config.yaml: "## Registration ##\n\nregistration_shared_secret: \"default\"\n\n## API Configuration ##\n\n## Database configuration ##\n\ndatabase:\n  name: \"psycopg2\"\n  args:\n    user: \"app\"\n    password: \"@@POSTGRES_PASSWORD@@\"\n    database: \"app\"\n    host: \"matrix-synapse-postgresql-18-cluster-rw\"\n    port: 5432\n    sslmode: \"prefer\"\n    cp_min: 5\n    cp_max: 10\n    \n\n## Redis configuration ##\n\nredis:\n  enabled: true\n  host: \"redis-replication-matrix-synapse-master\"\n  port: 6379\n  password: \"@@REDIS_PASSWORD@@\"\n"
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-replication.yaml b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-replication.yaml
index 35eb764ad..1d51686fc 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-replication.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-replication.yaml
@@ -3,10 +3,10 @@ kind: Service
 metadata:
   name: matrix-synapse-replication
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
 spec:
   type: ClusterIP
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-wellknown-lighttpd.yaml b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-wellknown-lighttpd.yaml
index 2bded2adb..ddd0e61f5 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-wellknown-lighttpd.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse-wellknown-lighttpd.yaml
@@ -3,10 +3,10 @@ kind: Service
 metadata:
   name: matrix-synapse-wellknown-lighttpd
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
     app.kubernetes.io/component: well-known
 spec:
diff --git a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse.yaml b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse.yaml
index c428caf3f..f03ff9adf 100644
--- a/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse.yaml
+++ b/clusters/cl01tl/manifests/matrix-synapse/Service-matrix-synapse.yaml
@@ -3,10 +3,10 @@ kind: Service
 metadata:
   name: matrix-synapse
   labels:
-    helm.sh/chart: matrix-synapse-3.12.19
+    helm.sh/chart: matrix-synapse-3.12.21
     app.kubernetes.io/name: matrix-synapse
     app.kubernetes.io/instance: matrix-synapse
-    app.kubernetes.io/version: "1.146.0"
+    app.kubernetes.io/version: "1.147.1"
     app.kubernetes.io/managed-by: Helm
 spec:
   type: ClusterIP