diff --git a/geth-poa/genesis.json b/geth-poa/genesis.json
index 9a4e96810290..a3696f308707 100644
--- a/geth-poa/genesis.json
+++ b/geth-poa/genesis.json
@@ -21,7 +21,7 @@
     },
     "nonce": "0x0",
     "timestamp": "0x6546df6d",
-    "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000d9cd8E5DE6d55f796D980B818D350C0746C25b97788EBABe5c3dD422Ef92Ca6714A69e2eabcE1Ee40000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "0x0000000000000000000000000000000000000000000000000000000000000000d9cd8E5DE6d55f796D980B818D350C0746C25b97788EBABe5c3dD422Ef92Ca6714A69e2eabcE1Ee4f6ba5bca9b489de3a4ac3a57823d5d97d608feb90000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000",
     "gasLimit": "0x1c9c380",
     "difficulty": "0x1",
     "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
@@ -30,19 +30,19 @@
       "0xBe3dEF3973584FdcC1326634aF188f0d9772D57D": {
         "balance": "10000000000000000000000000000"
       },
-      "d9cd8E5DE6d55f796D980B818D350C0746C25b97": { 
+      "0xd9cd8E5DE6d55f796D980B818D350C0746C25b97": {
         "balance": "10000000000000000000000000000"
       },
-      "788EBABe5c3dD422Ef92Ca6714A69e2eabcE1Ee4": {
+      "0x788EBABe5c3dD422Ef92Ca6714A69e2eabcE1Ee4": {
         "balance": "10000000000000000000000000000"
       },
-      "f6ba5bca9b489de3a4ac3a57823d5d97d608feb9": {
+      "0xf6ba5bca9b489de3a4ac3a57823d5d97d608feb9": {
         "balance": "10000000000000000000000000000"
       },
-      "0DCaa27B9E4Db92F820189345792f8eC5Ef148F6": {
+      "0x0DCaa27B9E4Db92F820189345792f8eC5Ef148F6": {
         "balance": "10000000000000000000000000000"
       },
-      "f39Fd6e51aad88F6F4ce6aB8827279cffFb92266": {
+      "0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266": {
         "balance": "10000000000000000000000000000"
       },
       "0x3fab184622dc19b6109349b94811493bf2a45362": {