diff --git a/extensions/whatsapp/src/test-helpers.ts b/extensions/whatsapp/src/test-helpers.ts
index 03b57edd850..7adda661a6e 100644
--- a/extensions/whatsapp/src/test-helpers.ts
+++ b/extensions/whatsapp/src/test-helpers.ts
@@ -1,7 +1,7 @@
 import fsSync from "node:fs";
 import fs from "node:fs/promises";
 import path from "node:path";
-import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/text-runtime";
+import { normalizeLowercaseStringOrEmpty } from "openclaw/plugin-sdk/string-coerce-runtime";
 import { vi } from "vitest";
 import { formatEnvelopeTimestamp } from "../../../test/helpers/envelope-timestamp.js";
 import type { MockBaileysSocket } from "../../../test/mocks/baileys.js";