diff --git a/packages/auth/src/api/index.test.ts b/packages/auth/src/api/index.test.ts
index c005c9ad3ba..74da561f273 100644
--- a/packages/auth/src/api/index.test.ts
+++ b/packages/auth/src/api/index.test.ts
@@ -383,7 +383,9 @@ describe('api/_performApiRequest', () => {
         );
         assert.fail('Call should have failed');
       } catch (e) {
-        expect((e as FirebaseError).code).to.eq(`auth/${AuthErrorCode.NEED_CONFIRMATION}`);
+        expect((e as FirebaseError).code).to.eq(
+          `auth/${AuthErrorCode.NEED_CONFIRMATION}`
+        );
         expect((e as FirebaseError).customData!._tokenResponse).to.eql({
           needConfirmation: true,
           idToken: 'id-token'
@@ -413,7 +415,9 @@ describe('api/_performApiRequest', () => {
         );
         assert.fail('Call should have failed');
       } catch (e) {
-        expect((e as FirebaseError).code).to.eq(`auth/${AuthErrorCode.CREDENTIAL_ALREADY_IN_USE}`);
+        expect((e as FirebaseError).code).to.eq(
+          `auth/${AuthErrorCode.CREDENTIAL_ALREADY_IN_USE}`
+        );
         expect((e as FirebaseError).customData!._tokenResponse).to.eql(
           response
         );
@@ -444,7 +448,9 @@ describe('api/_performApiRequest', () => {
         );
         assert.fail('Call should have failed');
       } catch (e) {
-        expect((e as FirebaseError).code).to.eq(`auth/${AuthErrorCode.EMAIL_EXISTS}`);
+        expect((e as FirebaseError).code).to.eq(
+          `auth/${AuthErrorCode.EMAIL_EXISTS}`
+        );
         expect((e as FirebaseError).customData!.email).to.eq('email@test.com');
         expect((e as FirebaseError).customData!.phoneNumber).to.eq(
           '+1555-this-is-a-number'
diff --git a/packages/auth/test/helpers/mock_fetch.ts b/packages/auth/test/helpers/mock_fetch.ts
index dc6e43f2e00..2d5794b7327 100644
--- a/packages/auth/test/helpers/mock_fetch.ts
+++ b/packages/auth/test/helpers/mock_fetch.ts
@@ -34,7 +34,10 @@ let fetchImpl: typeof fetch | null;
 const routes = new Map<string, Route>();
 
 // Using a constant rather than a function to enforce the type matches fetch()
-const fakeFetch: typeof fetch = (input: RequestInfo | URL, request?: RequestInit) => {
+const fakeFetch: typeof fetch = (
+  input: RequestInfo | URL,
+  request?: RequestInit
+) => {
   if (typeof input !== 'string') {
     throw new Error('URL passed to fetch was not a string');
   }