diff --git a/common/regions.py b/common/regions.py
index 9c71bbb..82f1a3c 100644
--- a/common/regions.py
+++ b/common/regions.py
@@ -35,6 +35,7 @@
     "me-central2",
     "me-west1",
     "northamerica-northeast2",
+    "preprod",
     "southamerica-east1",
     "us",
 )