diff --git a/app/soapbox/normalizers/__tests__/instance-test.js b/app/soapbox/normalizers/__tests__/instance.test.ts
similarity index 99%
rename from app/soapbox/normalizers/__tests__/instance-test.js
rename to app/soapbox/normalizers/__tests__/instance.test.ts
index 638cefbe7..ab51c9159 100644
--- a/app/soapbox/normalizers/__tests__/instance-test.js
+++ b/app/soapbox/normalizers/__tests__/instance.test.ts
@@ -27,6 +27,7 @@ describe('normalizeInstance()', () => {
       fedibird_capabilities: [],
       invites_enabled: false,
       languages: [],
+      login_message: '',
       pleroma: {
         metadata: {
           account_activation_required: false,