diff --git a/tests/block_test_util.go b/tests/block_test_util.go
index ae2ae4033100b66292eee4b255f1cb808929a1df..200fcbd599047ab1855083e9cf6b326e322548a3 100644
--- a/tests/block_test_util.go
+++ b/tests/block_test_util.go
@@ -124,7 +124,7 @@ func (t *BlockTest) InsertPreState(ethereum *eth.Ethereum) (*state.StateDB, erro
 		obj.SetBalance(balance)
 		obj.SetNonce(nonce)
 		for k, v := range acct.Storage {
-			statedb.SetState(common.HexToAddress(addrString), common.HexToHash(k), common.FromHex(v))
+			statedb.SetState(common.HexToAddress(addrString), common.HexToHash(k), common.HexToHash(v))
 		}
 	}
 	// sync objects to trie
diff --git a/xeth/types.go b/xeth/types.go
index 3bb1447ca5d99c60eeff2df51ec11e2971c19cf0..ed64dc45ec2f9f9c6e2eeff77cd12030a4cf418f 100644
--- a/xeth/types.go
+++ b/xeth/types.go
@@ -22,7 +22,7 @@ func NewObject(state *state.StateObject) *Object {
 	return &Object{state}
 }
 
-func (self *Object) StorageString(str string) *common.Value {
+func (self *Object) StorageString(str string) []byte {
 	if common.IsHex(str) {
 		return self.storage(common.Hex2Bytes(str[2:]))
 	} else {
@@ -30,12 +30,12 @@ func (self *Object) StorageString(str string) *common.Value {
 	}
 }
 
-func (self *Object) StorageValue(addr *common.Value) *common.Value {
+func (self *Object) StorageValue(addr *common.Value) []byte {
 	return self.storage(addr.Bytes())
 }
 
-func (self *Object) storage(addr []byte) *common.Value {
-	return self.StateObject.GetStorage(common.BigD(addr))
+func (self *Object) storage(addr []byte) []byte {
+	return self.StateObject.GetState(common.BytesToHash(addr)).Bytes()
 }
 
 func (self *Object) Storage() (storage map[string]string) {
diff --git a/xeth/xeth.go b/xeth/xeth.go
index 71753d6bd79cbec43580ec12e787ac42b27343bb..d68f48d50500a15e4f415b0d9369bc247d27f403 100644
--- a/xeth/xeth.go
+++ b/xeth/xeth.go
@@ -488,7 +488,7 @@ func (self *XEth) NumberToHuman(balance string) string {
 }
 
 func (self *XEth) StorageAt(addr, storageAddr string) string {
-	return common.ToHex(self.State().state.GetState(common.HexToAddress(addr), common.HexToHash(storageAddr)))
+	return self.State().state.GetState(common.HexToAddress(addr), common.HexToHash(storageAddr)).Hex()
 }
 
 func (self *XEth) BalanceAt(addr string) string {