diff --git a/.envrc.sample b/.envrc.sample
index 854d34a..339f595 100644
--- a/.envrc.sample
+++ b/.envrc.sample
@@ -1,5 +1,4 @@
 export APP=codimd
-export STACK_NAME=codimd
 
 export DOMAIN=codimd.example.com
 ## Domain aliases