diff --git a/EnergyWebChain.json b/EnergyWebChain.json
index 059b15e..7c231ea 100644
--- a/EnergyWebChain.json
+++ b/EnergyWebChain.json
@@ -34,6 +34,13 @@
         "eip2028Transition": "0x4b1bb6",
         "eip2929Transition": "0xc10499",
         "eip2930Transition": "0xc10499",
+        "eip1559Transition": "0xe0d9ac",
+        "eip3198Transition": "0xe0d9ac",
+        "eip3541Transition": "0xe0d9ac",
+        "eip3529Transition": "0xe0d9ac",
+        "eip1559BaseFeeMaxChangeDenominator": "0x8",
+        "eip1559ElasticityMultiplier": "0x2",
+        "eip1559BaseFeeInitialValue": "0x3B9ACA00",
         "registrar": "0x1204700000000000000000000000000000000006"
     },
     "genesis": {
diff --git a/README.md b/README.md
index 17030c2..9f0bfaa 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@ This repository is used for automatic updates of the live network and must not b
 |      Chain       |                              Checksum                              |   URL   |
 | ---------------- |:-----------------------------------------------------------------: | :------ |
 | Volta            | `2c2d73850c209de89b1ef55e329b59661a4047cae340d44b343fc075c602f976` | [https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/Volta.json](https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/Volta.json) |
-| EnergyWebChain   | `62dcf976575c9690b130898c6b085b47023fbb7a21cfe03d419bf234a7452451` | [https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/EnergyWebChain.json](https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/EnergyWebChain.json) |
+| EnergyWebChain   | `7c940552f47b50de584260e1d851e8f18b147109de9d68e2a1f1b363c24a4dc9` | [https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/EnergyWebChain.json](https://raw.githubusercontent.com/energywebfoundation/ewf-chainspec/master/EnergyWebChain.json) |
 
 ## Maintainers