diff --git a/extensions/sms/src/webhook.test.ts b/extensions/sms/src/webhook.test.ts
index 28465ef165aa..6591f347958e 100644
--- a/extensions/sms/src/webhook.test.ts
+++ b/extensions/sms/src/webhook.test.ts
@@ -7,7 +7,6 @@ import { computeTwilioSignature, parseTwilioFormBody } from "./twilio.js";
 import type { ResolvedSmsAccount } from "./types.js";
 import {
   createSmsWebhookHandler,
-  resetSmsWebhookRateLimiterForTest,
   createSmsWebhookReplayGuard,
   resetSmsWebhookReplayGuardsForTest,
 } from "./webhook.js";
@@ -116,7 +115,6 @@ function createMessageSid(index: number): string {
 describe("createSmsWebhookHandler", () => {
   beforeEach(() => {
     dispatchSmsInboundEvent.mockClear();
-    resetSmsWebhookRateLimiterForTest();
     resetSmsWebhookReplayGuardsForTest();
   });
 
diff --git a/extensions/sms/src/webhook.ts b/extensions/sms/src/webhook.ts
index fadb672c11b9..2cfd94e0b7b4 100644
--- a/extensions/sms/src/webhook.ts
+++ b/extensions/sms/src/webhook.ts
@@ -104,6 +104,8 @@ function resolveSmsWebhookReplayGuard(account: ResolvedSmsAccount): SmsWebhookRe
 
 export function resetSmsWebhookReplayGuardsForTest(): void {
   replayGuardsByAccount.clear();
+  invalidRequestRateLimiter.clear();
+  callbackDispatchRateLimiter.clear();
 }
 
 type SmsWebhookLog = {
@@ -152,11 +154,6 @@ function rejectInvalidRequestRateLimit(params: {
   return true;
 }
 
-export function resetSmsWebhookRateLimiterForTest(): void {
-  invalidRequestRateLimiter.clear();
-  callbackDispatchRateLimiter.clear();
-}
-
 // Each account route owns its guard so one saturated account cannot block sibling accounts.
 export function createSmsWebhookHandler(
   params: SmsWebhookHandlerParams,
diff --git a/scripts/deadcode-exports.baseline.mjs b/scripts/deadcode-exports.baseline.mjs
index e2ba15eea184..f4aa9f994e1e 100644
--- a/scripts/deadcode-exports.baseline.mjs
+++ b/scripts/deadcode-exports.baseline.mjs
@@ -1018,7 +1018,6 @@ export const KNIP_UNUSED_EXPORT_BASELINE = [
   "extensions/sms/src/twilio.ts: parseTwilioFormBody",
   "extensions/sms/src/twilio.ts: TwilioSmsApiError",
   "extensions/sms/src/webhook.ts: createSmsWebhookReplayGuard",
-  "extensions/sms/src/webhook.ts: resetSmsWebhookRateLimiterForTest",
   "extensions/sms/src/webhook.ts: resetSmsWebhookReplayGuardsForTest",
   "extensions/synology-chat/src/channel.ts: createSynologyChatPlugin",
   "extensions/synology-chat/src/channel.ts: synologyChatMessageAdapter",