diff --git a/WavesCS/Transactions/AliasTransaction.cs b/WavesCS/Transactions/AliasTransaction.cs
index 9708473..6c649a0 100644
--- a/WavesCS/Transactions/AliasTransaction.cs
+++ b/WavesCS/Transactions/AliasTransaction.cs
@@ -26,7 +26,7 @@ public override byte[] GetBody()
                 writer.Write(TransactionType.Alias);
                 writer.Write(SenderPublicKey);
                 writer.WriteShort(Alias.Length + 4);
-                writer.Write(0x02);
+                writer.Write((byte) 0x02);
                 writer.Write((byte) Scheme);
                 writer.WriteShort(Alias.Length);
                 writer.Write(Encoding.ASCII.GetBytes(Alias));