diff --git a/.github/workflows/dnsmap.yml b/.github/workflows/dnsmap.yml
index ce3c16a..dbdfa8f 100644
--- a/.github/workflows/dnsmap.yml
+++ b/.github/workflows/dnsmap.yml
@@ -10,7 +10,8 @@ on:
   workflow_dispatch:
     inputs:
       domain:
-        description: 'domain name'
+        description: 'your domain name'
+        default: 'github.com'
         type: string
         required: false