diff --git a/.app.json b/.app.json
new file mode 100644
index 0000000..8ac6cc7
--- /dev/null
+++ b/.app.json
@@ -0,0 +1,7 @@
+{
+  "apps": {
+    "heygen": {
+      "id": "asdk_app_69418aad55e08191aa5e437b649ca2e4"
+    }
+  }
+}
diff --git a/.codex-plugin/plugin.json b/.codex-plugin/plugin.json
index c6b7f83..0525fbe 100644
--- a/.codex-plugin/plugin.json
+++ b/.codex-plugin/plugin.json
@@ -23,7 +23,7 @@
     "avatar-video"
   ],
   "skills": "./",
-  "mcpServers": "./.mcp.json",
+  "apps": "./.app.json",
   "interface": {
     "displayName": "HeyGen",
     "shortDescription": "Avatar videos and personalized video messages",