diff --git a/.github/workflows/validate.yml b/.github/workflows/validate.yml
index c8b7b647..339780b3 100644
--- a/.github/workflows/validate.yml
+++ b/.github/workflows/validate.yml
@@ -9,6 +9,7 @@ jobs:
 
     env:
       NGROK_AUTHTOKEN: ${{ secrets.NGROK_AUTHTOKEN }}
+      NGROK_DOMAIN: ${{ secrets.NGROK_DOMAIN }}
       NGROK_HTTP_EDGE: ${{ secrets.NGROK_HTTP_EDGE }}
       NGROK_TCP_EDGE: ${{ secrets.NGROK_TCP_EDGE }}
       NGROK_API_KEY: ${{ secrets.NGROK_API_KEY }}