diff --git a/lib/src/utils/key_verification.dart b/lib/src/utils/key_verification.dart
index 593206d4..4a150bd3 100644
--- a/lib/src/utils/key_verification.dart
+++ b/lib/src/utils/key_verification.dart
@@ -245,7 +245,7 @@ class KeyVerification {
   }
 
   List<int> get sasNumbers {
-    return _bytesToInt(_makeSas(5), 13);
+    return _bytesToInt(_makeSas(5), 13).map((n) => n + 1000).toList();
   }
 
   List<KeyVerificationEmoji> get sasEmojis {