diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1639cf9..f97b701 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -25,7 +25,7 @@ jobs:
       PKR_VAR_image_family: spacelift-worker
       # Azure
       PKR_VAR_client_id: ${{ secrets.AZURE_CLIENT_ID }}
-      PKR_VAR_client_secret: ${{ secrets.AZURE_CLIENT_SECRET }}
+      PKR_VAR_client_oidc_token: "not-supplied"
       PKR_VAR_tenant_id: ${{ secrets.AZURE_TENANT_ID }}
       PKR_VAR_subscription_id: ${{ secrets.AZURE_SUBSCRIPTION_ID }}
       PKR_VAR_image_resource_group: rg-worker_images-public-westeurope