diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index 5af66327a..b6fab8296 100644
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -12,6 +12,7 @@ jobs:
     env:
       MODAL_TOKEN_ID: ${{ secrets.MODAL_MODAL_LABS_TOKEN_ID }}
       MODAL_TOKEN_SECRET: ${{ secrets.MODAL_MODAL_LABS_TOKEN_SECRET }}
+      MODAL_ENVIRONMENT: main
 
     steps:
       - uses: actions/checkout@v3