diff --git a/ethcrypto/crypto.go b/ethcrypto/crypto.go
index 19f8c9e55..1f500f2db 100644
--- a/ethcrypto/crypto.go
+++ b/ethcrypto/crypto.go
@@ -1,25 +1,11 @@
 package ethcrypto
 
 import (
-	"code.google.com/p/go.crypto/ripemd160"
-	"code.google.com/p/go.crypto/sha3"
-	"crypto/sha256"
+	//"code.google.com/p/go.crypto/sha3"
 	"github.com/ethereum/eth-go/ethutil"
+	"github.com/obscuren/sha3"
 )
 
-func Sha256Bin(data []byte) []byte {
-	hash := sha256.Sum256(data)
-
-	return hash[:]
-}
-
-func Ripemd160(data []byte) []byte {
-	ripemd := ripemd160.New()
-	ripemd.Write(data)
-
-	return ripemd.Sum(nil)
-}
-
 func Sha3Bin(data []byte) []byte {
 	d := sha3.NewKeccak256()
 	d.Write(data)