diff --git a/packages/shared/src/environment/multiRegionConfig.ts b/packages/shared/src/environment/multiRegionConfig.ts
index 26a68228a7..27c504165a 100644
--- a/packages/shared/src/environment/multiRegionConfig.ts
+++ b/packages/shared/src/environment/multiRegionConfig.ts
@@ -38,7 +38,7 @@ const regionConfigSchema = regionConfigSchemaV1.extend({
 })
 
 const multiRegionConfigV1Schema = z.object({
-  main: regionConfigSchema,
+  main: regionConfigSchemaV1,
   regions: z.record(z.string(), regionConfigSchemaV1)
 })