diff --git a/src/frontend/hooks/useDraftObservation.test.tsx b/src/frontend/hooks/useDraftObservation.test.tsx
index 6a994c67e..5075b9f8f 100644
--- a/src/frontend/hooks/useDraftObservation.test.tsx
+++ b/src/frontend/hooks/useDraftObservation.test.tsx
@@ -4,6 +4,9 @@ jest.mock('expo-localization', () => ({
     {
       languageTag: 'en-US',
       languageCode: null,
+      langageCurrencyCode: null,
+      langageCurrencySymbol: null,
+      languageRegionCode: null,
       regionCode: null,
       currencyCode: null,
       currencySymbol: null,