diff --git a/deploy/deploy.yaml b/deploy/deploy.yaml
index c4b8a753..3ffd6571 100644
--- a/deploy/deploy.yaml
+++ b/deploy/deploy.yaml
@@ -800,7 +800,6 @@ lanes:
           HWLAB_CLOUD_DB_URL: secretRef:hwlab-cloud-api-v03-db/database-url
           HWLAB_CLOUD_DB_CONTRACT: v03-redacted-presence-only
           HWLAB_ACCESS_CONTROL_REQUIRED: "1"
-          HWLAB_SESSION_COOKIE_DOMAIN: .pikapython.com
           HWLAB_SESSION_COOKIE_SAMESITE: None
           HWLAB_BOOTSTRAP_ADMIN_ID: usr_v03_admin
           HWLAB_BOOTSTRAP_ADMIN_USERNAME: admin