diff --git a/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/verification/DefaultSasVerificationService.kt b/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/verification/DefaultSasVerificationService.kt
index ed0a0638ba..d54ae3a22a 100644
--- a/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/verification/DefaultSasVerificationService.kt
+++ b/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/verification/DefaultSasVerificationService.kt
@@ -572,7 +572,7 @@ internal class DefaultSasVerificationService @Inject constructor(
                     transactionId,
                     otherUserId,
                     otherDeviceId)
-            tx.transport = sasTransportRoomMessageFactory.createTransport(roomId, cryptoService)
+            tx.transport = sasTransportRoomMessageFactory.createTransport(roomId, cryptoService, tx)
             addTransaction(tx)
 
             tx.start()