diff --git a/src/entities/chain/schema.ts b/src/entities/chain/schema.ts
index 8a95880..7ded0f3 100644
--- a/src/entities/chain/schema.ts
+++ b/src/entities/chain/schema.ts
@@ -3,7 +3,7 @@ import { actionSchema } from "../action/schema";
 
 export const chainSchema = z.object({
   _id: z.string().uuid().optional(),
-  namespaceId: z.string().uuid(),
+  namespaceId: z.string(),
   name: z.string().nullable(),
   actions: z.array(actionSchema).optional(),
   lastModified: z.string().optional(),