diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2db79ab1e4f1d74ac01510c2e6d796e367eb56b0..e6d33a83854b8a9e7dadbb83119c23f4b5adeba7 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -2,7 +2,7 @@
 services:
   # *** Web-Frontend
   web-frontend:
-    image: ${OT_FRONTEND_IMAGE_SRC:-registry.opencode.de/opentalk/web-frontend}:${OT_FRONTEND_IMAGE_TAG:-v2.1.0}
+    image: ${OT_FRONTEND_IMAGE_SRC:-registry.opencode.de/opentalk/web-frontend}:${OT_FRONTEND_IMAGE_TAG:-v2.1.1}
     profiles: ["core", "web-frontend"]
     restart: always
     ports:
@@ -13,6 +13,7 @@ services:
       OIDC_ISSUER: ${OIDC_ISSUER:-https://${KC_HOSTNAME:-accounts.${OT_DOMAIN}}/auth/realms/${KC_REALM_ID:-opentalk}}
       OIDC_CLIENT_ID: ${OIDC_CLIENT_ID:-OtFrontend}
       LIVEKIT_SERVER_URL: https://livekit.${OT_DOMAIN}/
+      LIVEKIT_E2EE_SALT: "${LIVEKIT_E2EE_SALT:-}"
       NDT_SERVER: ${NDT_SERVER:-ndt.example.com}
       CHANGE_PASSWORD_URL: https://${KC_HOSTNAME:-accounts.${OT_DOMAIN}}/auth/realms/${KC_REALM_ID:-opentalk}/account/
       ERROR_REPORT_ADDRESS: ${ERROR_REPORT_ADDRESS:-reports@example.com}
@@ -30,8 +31,7 @@ services:
       IMPRINT_URL: ${IMPRINT_URL:-}
       DATA_PROTECTION_URL: ${DATA_PROTECTION_URL:-}
       SENTRY_DSN: ${SENTRY_DSN:-}
-      PRODUCT_VERSION: "v24.21.0-rc.3"
-      LIVEKIT_E2EE_SALT: "${LIVEKIT_E2EE_SALT:-}"
+      PRODUCT_VERSION: "v24.21.0-rc.4"
 
   # *** controller ***
   controller: