diff --git a/Hardware/Hardware/CardReader/CardReaderType.swift b/Hardware/Hardware/CardReader/CardReaderType.swift
index 6e938d3c39b..effb1761158 100644
--- a/Hardware/Hardware/CardReader/CardReaderType.swift
+++ b/Hardware/Hardware/CardReader/CardReaderType.swift
@@ -29,7 +29,7 @@ extension CardReaderType {
         case .wisepad3:
             return "WISEPAD_3"
         case .appleBuiltIn:
-            return "BUILT_IN"
+            return "COTS_DEVICE"
         default:
             return "UNKNOWN"
         }
diff --git a/Hardware/Hardware/CardReader/StripeCardReader/StripeCardReaderService.swift b/Hardware/Hardware/CardReader/StripeCardReader/StripeCardReaderService.swift
index 9d9d5d5e15b..319fe474241 100644
--- a/Hardware/Hardware/CardReader/StripeCardReader/StripeCardReaderService.swift
+++ b/Hardware/Hardware/CardReader/StripeCardReader/StripeCardReaderService.swift
@@ -511,6 +511,7 @@ private extension StripeCardReaderService {
             ///
             parameters.metadata?[Constants.readerIDMetadataKey] = self?.readerIDForIntent()
             parameters.metadata?[Constants.readerModelMetadataKey] = self?.readerModelForIntent()
+            parameters.metadata?[Constants.platformMetadataKey] = Constants.platform
 
             Terminal.shared.createPaymentIntent(parameters) { (intent, error) in
                 if let error = error {
@@ -921,6 +922,8 @@ private extension StripeCardReaderService {
         ///
         static let readerIDMetadataKey = "reader_ID"
         static let readerModelMetadataKey = "reader_model"
+        static let platformMetadataKey = "platform"
+        static let platform = "ios"
     }
 }