diff --git a/.github/workflows/_extension_deploy.yml b/.github/workflows/_extension_deploy.yml
index 2f7b1829..d64c01fc 100644
--- a/.github/workflows/_extension_deploy.yml
+++ b/.github/workflows/_extension_deploy.yml
@@ -103,7 +103,7 @@ jobs:
         env:
           AWS_ACCESS_KEY_ID: ${{ secrets.S3_DEPLOY_ID }}
           AWS_SECRET_ACCESS_KEY: ${{ secrets.S3_DEPLOY_KEY }}
-          AWS_DEFAULT_REGION: ${{ secrets.S3__REGION }}
+          AWS_DEFAULT_REGION: ${{ secrets.S3_REGION }}
           BUCKET_NAME: ${{ secrets.S3_BUCKET }}
           DUCKDB_EXTENSION_SIGNING_PK: ${{ secrets.S3_DUCKDB_ORG_EXTENSION_SIGNING_PK }}
         run: |