diff --git a/ethchain/block.go b/ethchain/block.go
index ae654b7d8a..0b4f93e8cc 100644
--- a/ethchain/block.go
+++ b/ethchain/block.go
@@ -222,7 +222,7 @@ func (block *Block) Undo() {
 func (block *Block) MakeContract(tx *Transaction) {
 	// Create contract if there's no recipient
 	if tx.IsContract() {
-		addr := tx.Hash()
+		addr := tx.Hash()[12:]
 
 		value := tx.Value
 		contract := NewContract(value, []byte(""))