diff --git a/blueprints/zulip/docker-compose.yml b/blueprints/zulip/docker-compose.yml
index bf9ec636..8a33cfc8 100644
--- a/blueprints/zulip/docker-compose.yml
+++ b/blueprints/zulip/docker-compose.yml
@@ -86,7 +86,7 @@ services:
       SETTING_RABBITMQ_HOST: rabbitmq
       SETTING_REDIS_HOST: redis
       CONFIG_application_server__http_only: "true"
-      TRUST_GATEWAY_IP: ${ZULIP_TRUST_GATEWAY_IP}
+      LOADBALANCER_IPS: ${ZULIP_LOADBALANCER_IPS}
     volumes:
       - zulipData:/data
     ulimits:
diff --git a/blueprints/zulip/meta.json b/blueprints/zulip/meta.json
index be96cd97..18b6a006 100644
--- a/blueprints/zulip/meta.json
+++ b/blueprints/zulip/meta.json
@@ -1,7 +1,7 @@
 {
   "id": "zulip",
   "name": "Zulip",
-  "version": "12.0-1",
+  "version": "12.1-0",
   "description": "Open-source threaded team chat designed to keep team communication organized and productive.",
   "logo": "zulip.svg",
   "links": {
diff --git a/blueprints/zulip/template.toml b/blueprints/zulip/template.toml
index c10eebd6..821c66bd 100644
--- a/blueprints/zulip/template.toml
+++ b/blueprints/zulip/template.toml
@@ -11,7 +11,7 @@ env = [
   "ZULIP_RABBITMQ_PASSWORD=${password:32}",
   "ZULIP_REDIS_PASSWORD=${password:32}",
   "ZULIP_SECRET_KEY=${password:64}",
-  "ZULIP_TRUST_GATEWAY_IP=True",
+  "ZULIP_LOADBALANCER_IPS=10.0.0.0/8,172.16.0.0/12,192.168.0.0/16",
 ]
 mounts = []