diff --git a/charts/synapse/Chart.yaml b/charts/synapse/Chart.yaml
index d8cdb99..04252e2 100644
--- a/charts/synapse/Chart.yaml
+++ b/charts/synapse/Chart.yaml
@@ -1,3 +1,3 @@
 ---
 name: synapse
-version: 0.6.0
+version: 0.7.0
diff --git a/charts/synapse/templates/synapse-configmap.yaml b/charts/synapse/templates/synapse-configmap.yaml
index 3b6bbe3..f21f902 100644
--- a/charts/synapse/templates/synapse-configmap.yaml
+++ b/charts/synapse/templates/synapse-configmap.yaml
@@ -255,9 +255,20 @@ data:
       search_all_users: {{ $.Values.synapse.search_all_users }}
       prefer_local_users: true
     web_client_location: "https://{{ $.Values.synapse.serverName }}/"
-    {{- if $.Values.matrixAuthentication.enabled }}
+    {{- if $.Values.synapse.max_event_delay_duration }}
+    # The maximum allowed duration by which sent events can be delayed, as per MSC4140.
+    max_event_delay_duration: {{ $.Values.synapse.max_event_delay_duration }}
+    {{- end }}
+    {{- if or $.Values.matrixAuthentication.enabled $.Values.experimentalFeatures.msc3266.enabled }}
     # https://matrix-org.github.io/matrix-authentication-service/setup/homeserver.html#configure-the-homeserver-to-delegate-authentication-to-the-service
     experimental_features:
+    {{- if $.Values.experimentalFeatures.msc3266.enabled }}
+      # MSC3266: Room summary API. Used for knocking over federation
+      # MSC3266 allows to request a room summary of rooms you are not joined. The summary contains the room join rules.
+      # We need that to decide if the user gets prompted with the option to knock ("Request to join call"), a cannot join error or the join view.
+      msc3266:
+        enabled: {{ $.Values.experimentalFeatures.msc3266.enabled }}
+    {{- end }}
     {{- if $.Values.experimentalFeatures.msc3861.enabled }}
       msc3861: {{ $.Values.experimentalFeatures.msc3861 | toYaml | nindent 8 }}
     {{- end }}
diff --git a/charts/synapse/templates/well-known-configmap.yaml b/charts/synapse/templates/well-known-configmap.yaml
index 39525f4..936ce5d 100644
--- a/charts/synapse/templates/well-known-configmap.yaml
+++ b/charts/synapse/templates/well-known-configmap.yaml
@@ -38,6 +38,14 @@ data:
         "base_url":"https://vector.im"
       },
       {{- end }}
+      {{- if .Values.experimentalFeatures.msc3266.enabled }}
+      "org.matrix.msc4143.rtc_foci": [
+          {
+              "type": "livekit",
+              "livekit_service_url": "https://{{ .Values.livekitServer.ingress.host }}"
+          }
+      ],
+      {{- end }}
       "jitsi": {
         "preferredDomain": "meet.jit.si"
       },
diff --git a/charts/synapse/values.yaml b/charts/synapse/values.yaml
index ec927ea..996d795 100644
--- a/charts/synapse/values.yaml
+++ b/charts/synapse/values.yaml
@@ -7,6 +7,8 @@ synapse:
   allow_device_name_lookup_over_federation: false
   search_all_users: false
   allow_public_rooms_over_federation: false
+  # The maximum allowed duration by which sent events can be delayed, as per MSC4140.
+  max_event_delay_duration: ''  # 24h
   # cfg --
   image:
     repository: "ghcr.io/code-tool/matrix-stack/synapse"
@@ -143,6 +145,11 @@ synapse:
 rc_message:
   per_second: 100
   burst_count: 300
+  # recommended for MSC3266
+  # This needs to match at least the heart-beat frequency plus a bit of headroom
+  # Currently the heart-beat is every 5 seconds which translates into a rate of 0.2s
+  # per_second: 0.5
+  # burst_count: 30
 
 federation_domain_whitelist: []
 
@@ -177,6 +184,8 @@ experimentalFeatures:
     client_secret: NOT-CONFIGURED
     admin_token: NOT-CONFIGURED
     account_management_url: NOT-CONFIGURED
+  msc3266:
+    enabled: false
 
 ingress:
   secretName: ''
@@ -543,3 +552,7 @@ wellKnown:
 
 resourceQuota:
   enabled: true
+
+livekitServer:
+  ingress:
+    host: ''