diff --git a/.env.sample b/.env.sample
index 7edd313..37be832 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,2 +1,3 @@
 # https://github.com/uprestech/company_start_todo/issues/249
 GRADIO_AUTH="" # user1:pass1,user2:pass2
+CONTAINER_PORT=7860 #22010