diff --git a/core/genesis/genesis.go b/core/genesis/genesis.go
index d3cb63e1..724cccbd 100644
--- a/core/genesis/genesis.go
+++ b/core/genesis/genesis.go
@@ -18,7 +18,6 @@ package genesis
 
 import (
 	"encoding/json"
-	"fmt"
 	"io/ioutil"
 	"math/big"
 	"path/filepath"