diff --git a/README.md b/README.md
index 48852cb..9c8b38c 100644
--- a/README.md
+++ b/README.md
@@ -1,22 +1,22 @@
 Converts Geth proof of work chain spec e.g.
 ```
 {
-	"nonce": "0x0000000000000042",
-	"timestamp": "0x0",
-	"parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-	"extraData": "0x0",
-	"gasLimit": "0x8000000",
-	"difficulty": "0x400",
-	"mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-	"coinbase": "0x3333333333333333333333333333333333333333",
-	"alloc": {
-		"0000000000000000000000000000000000000001": {"balance": "1"},
-		"0000000000000000000000000000000000000002": {"balance": "1"},
-		"0000000000000000000000000000000000000003": {"balance": "1"},
-		"0000000000000000000000000000000000000004": {"balance": "1"},
-		"dbdbdb2cbd23b783741e8d7fcf51e459b497e4a6": {"balance": "1606938044258990275541962092341162602522202993782792835301376"},
-		"e4157b34ea9615cfbde6b4fda419828124b70c78": {"balance": "1606938044258990275541962092341162602522202993782792835301376"}
-	}
+    "nonce": "0x0000000000000000",
+    "timestamp": "0x0",
+    "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "extraData": "",
+    "gasLimit": "0x8000000",
+    "difficulty": "0x400",
+    "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
+    "coinbase": "0x0000000000000000000000000000000000000000",
+    "alloc": {
+        "0000000000000000000000000000000000000001": {"balance": "1"},
+        "0000000000000000000000000000000000000002": {"balance": "1"},
+        "0000000000000000000000000000000000000003": {"balance": "1"},
+        "0000000000000000000000000000000000000004": {"balance": "1"},
+        "dbdbdb2cbd23b783741e8d7fcf51e459b497e4a6": {"balance": "1606938044258990275541962092341162602522202993782792835301376"},
+        "e4157b34ea9615cfbde6b4fda419828124b70c78": {"balance": "1606938044258990275541962092341162602522202993782792835301376"}
+    }
 }
 ```
 to Parity one, which should enable the two to connect to each other.
@@ -30,5 +30,8 @@ git clone https://github.com/keorn/parity-spec.git
 cd parity-spec
 cargo run -- geth-spec.json
 ```
+Where `geth-spec.json` is your Geth spec file.
 
-The resulting spec can be then used in Parity with `parity --chain parity-spec.json`.
+The resulting converted file will be printed to the console, then you can save it as json file (for example `parity-spec.json`).
+
+Finally it can be used in Parity with `parity --chain parity-spec.json`.
diff --git a/example-geth.json b/example-geth.json
index 64d4f79..6a1fccf 100644
--- a/example-geth.json
+++ b/example-geth.json
@@ -1,12 +1,12 @@
 {
-    "nonce": "0x0000000000000042",
+    "nonce": "0x0000000000000000",
     "timestamp": "0x0",
     "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-    "extraData": "0x0",
+    "extraData": "",
     "gasLimit": "0x8000000",
     "difficulty": "0x400",
     "mixhash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-    "coinbase": "0x3333333333333333333333333333333333333333",
+    "coinbase": "0x0000000000000000000000000000000000000000",
     "alloc": {
         "0000000000000000000000000000000000000001": {"balance": "1"},
         "0000000000000000000000000000000000000002": {"balance": "1"},
diff --git a/example-parity.json b/example-parity.json
index 165f382..aaad134 100644
--- a/example-parity.json
+++ b/example-parity.json
@@ -3,11 +3,17 @@
   "engine": {
     "Ethash": {
       "params": {
-        "gasLimitBoundDivisor": "0x400",
         "minimumDifficulty": "0x20000",
         "difficultyBoundDivisor": "0x800",
         "durationLimit": "0xd",
-        "blockReward": "0x4563918244F40000"
+        "blockReward": "0x4563918244F40000",
+        "registrar": "0x81a4b044831c4f12ba601adb9274516939e9b8a2",
+        "homesteadTransition": 9223372036854775807,
+        "eip150Transition": 0,
+        "eip155Transition": 9223372036854775807,
+        "eip160Transition": 9223372036854775807,
+        "eip161abcTransition": 9223372036854775807,
+        "eip161dTransition": 9223372036854775807
       }
     }
   },
@@ -15,20 +21,22 @@
     "accountStartNonce": "0x0",
     "maximumExtraDataSize": "0x20",
     "minGasLimit": "0x1388",
-    "networkID": "0x0"
+    "networkID": 0,
+    "eip98Transition": 9223372036854775807,
+    "gasLimitBoundDivisor": "0x400"
   },
   "genesis": {
     "seal": {
       "ethereum": {
-        "nonce": "0x0000000000000042",
+        "nonce": "0x0000000000000000",
         "mixHash": "0x0000000000000000000000000000000000000000000000000000000000000000"
       }
     },
     "difficulty": "0x400",
-    "author": "0x3333333333333333333333333333333333333333",
+    "author": "0x0000000000000000000000000000000000000000",
     "timestamp": "0x0",
     "parentHash": "0x0000000000000000000000000000000000000000000000000000000000000000",
-    "extraData": "0x0",
+    "extraData": "",
     "gasLimit": "0x8000000"
   },
   "accounts": {
diff --git a/src/main.rs b/src/main.rs
index ed4d951..cbda602 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -44,7 +44,6 @@ struct GethSpec {
 
 #[derive(Serialize)]
 struct ParityEthash {
-	gasLimitBoundDivisor: String,
 	minimumDifficulty: String,
 	difficultyBoundDivisor: String,
 	durationLimit: String,
@@ -65,6 +64,7 @@ struct ParityParams {
 	minGasLimit: String,
 	networkID: u64,
 	eip98Transition: u64,
+	gasLimitBoundDivisor: String,
 }
 
 #[derive(Serialize)]
@@ -184,7 +184,6 @@ fn translate(geth_spec: GethSpec) -> ParitySpec {
 
 	/// Construct Parity chain spec.
 	let parity_ethash = ParityEthash {
-		gasLimitBoundDivisor: "0x400".into(),
 		minimumDifficulty: "0x20000".into(),
 		difficultyBoundDivisor: "0x800".into(),
 		durationLimit: "0xd".into(),
@@ -209,6 +208,7 @@ fn translate(geth_spec: GethSpec) -> ParitySpec {
 		minGasLimit: "0x1388".into(),
 		networkID: geth_config.chainId.unwrap_or_else(ask_network_id),
 		eip98Transition: 9223372036854775807,
+		gasLimitBoundDivisor: "0x400".into(),
 	};
 
 	let mut parity_seal = Map::new();