diff --git a/domain/tokens/models/src/main/java/com/tangem/domain/tokens/models/CryptoCurrency.kt b/domain/tokens/models/src/main/java/com/tangem/domain/tokens/models/CryptoCurrency.kt
index 6c46276300..970edc26f5 100644
--- a/domain/tokens/models/src/main/java/com/tangem/domain/tokens/models/CryptoCurrency.kt
+++ b/domain/tokens/models/src/main/java/com/tangem/domain/tokens/models/CryptoCurrency.kt
@@ -135,7 +135,7 @@ sealed class CryptoCurrency : Serializable {
         }
     }
 
-    sealed class StandardType {
+    sealed class StandardType : Serializable {
         abstract val name: String
 
         object ERC20 : StandardType() {