diff --git a/apps/web/src/app/api/v1/openapi.json/route.ts b/apps/web/src/app/api/v1/openapi.json/route.ts
index d4a58f8..07b811e 100644
--- a/apps/web/src/app/api/v1/openapi.json/route.ts
+++ b/apps/web/src/app/api/v1/openapi.json/route.ts
@@ -1,4 +1,4 @@
-import { buildOpenApiDocument } from "@pointup/core/contracts";
+import { buildOpenApiDocument } from "@pointup/core/openapi";
 import { NextResponse } from "next/server";
 
 /**
diff --git a/packages/core/package.json b/packages/core/package.json
index 7c05c95..8a4add2 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -7,6 +7,7 @@
   "exports": {
     ".": "./src/index.ts",
     "./contracts": "./src/contracts/index.ts",
+    "./openapi": "./src/contracts/openapi.ts",
     "./providers": "./src/domain/loyalty/provider.ts",
     "./db/schema": "./src/infrastructure/db/schema.ts"
   },
diff --git a/packages/core/src/contracts/index.ts b/packages/core/src/contracts/index.ts
index bf39b6c..8c072b7 100644
--- a/packages/core/src/contracts/index.ts
+++ b/packages/core/src/contracts/index.ts
@@ -795,5 +795,8 @@ export function toIngestDealPageResultDto(
   };
 }
 
-// OpenAPI 3.1 document generated from the schemas above.
-export * from "./openapi";
+// The OpenAPI generator (`buildOpenApiDocument`) lives in ./openapi and is
+// exposed via the "@pointup/core/openapi" subpath. It is intentionally NOT
+// re-exported here: it imports from this module, so re-exporting would create
+// an import cycle (index -> openapi -> index) that fails at load with a TDZ
+// "Cannot access '...' before initialization" error.