diff --git a/android/src/main/java/com/reactnativestripesdk/PaymentSheetFragment.kt b/android/src/main/java/com/reactnativestripesdk/PaymentSheetFragment.kt
index e2f6329a7..82f209bd1 100644
--- a/android/src/main/java/com/reactnativestripesdk/PaymentSheetFragment.kt
+++ b/android/src/main/java/com/reactnativestripesdk/PaymentSheetFragment.kt
@@ -49,6 +49,10 @@ class PaymentSheetFragment(
   override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
     super.onViewCreated(view, savedInstanceState)
     val merchantDisplayName = arguments?.getString("merchantDisplayName").orEmpty()
+    if (merchantDisplayName.isEmpty()) {
+      initPromise.resolve(createError(ErrorType.Failed.toString(), "merchantDisplayName cannot be empty or null."))
+      return
+    }
     val customerId = arguments?.getString("customerId").orEmpty()
     val customerEphemeralKeySecret = arguments?.getString("customerEphemeralKeySecret").orEmpty()
     val countryCode = arguments?.getString("merchantCountryCode").orEmpty()
diff --git a/src/types/PaymentSheet.ts b/src/types/PaymentSheet.ts
index b4e4db9b4..c51d68936 100644
--- a/src/types/PaymentSheet.ts
+++ b/src/types/PaymentSheet.ts
@@ -3,10 +3,11 @@ import type { BillingDetails } from './Common';
 export type SetupParams = ClientSecretParams &
   GooglePayParams &
   ApplePayParams & {
+    /** Your customer-facing business name. On Android, this is required and cannot be an empty string. */
+    merchantDisplayName: string;
     customerId?: string;
     customerEphemeralKeySecret?: string;
     customFlow?: boolean;
-    merchantDisplayName?: string;
     style?: 'alwaysLight' | 'alwaysDark' | 'automatic';
     returnURL?: string;
     defaultBillingDetails?: BillingDetails;