diff --git a/packages/cli/src/networks/holesky.ts b/packages/cli/src/networks/holesky.ts
new file mode 100644
index 000000000000..f08a31d4c6d3
--- /dev/null
+++ b/packages/cli/src/networks/holesky.ts
@@ -0,0 +1,13 @@
+export {holeskyChainConfig as chainConfig} from "@lodestar/config/networks";
+
+export const depositContractDeployBlock = 0;
+export const genesisFileUrl =
+  "https://media.githubusercontent.com/media/barnabasbusa/holesky/main/custom_config_data/genesis.ssz";
+export const bootnodesFileUrl =
+  "https://raw.githubusercontent.com/barnabasbusa/holesky/main/custom_config_data/bootstrap_nodes.txt";
+
+export const bootEnrs = [
+  "enr:-Iq4QJk4WqRkjsX5c2CXtOra6HnxN-BMXnWhmhEQO9Bn9iABTJGdjUOurM7Btj1ouKaFkvTRoju5vz2GPmVON2dffQKGAX53x8JigmlkgnY0gmlwhLKAlv6Jc2VjcDI1NmsxoQK6S-Cii_KmfFdUJL2TANL3ksaKUnNXvTCv1tLwXs0QgIN1ZHCCIyk",
+  "enr:-KG4QMH842KsJOZAHxI98VJcf8oPr1U8Ylyp2Tb-sNAPniWSCaxIS4F9gc3lGOnROEok7g5qrOm8WgJTl2WXx8MhMmIMhGV0aDKQqX6DZjABcAAKAAAAAAAAAIJpZIJ2NIJpcISygIjpiXNlY3AyNTZrMaECvQMvoDF46BfJgvAbbv1hwpNu9VQBXRIpHS_B8zmkZmmDdGNwgiMog3VkcIIjKA",
+  "enr:-Ly4QDU8tZeygxz1gEeAD4EKe4H_8gg-IanpTY6h8A1YGPv5BPNvCMD77zjHUk_iF1pfG_8DC6jYWbIOD1k5kF-LaG4Bh2F0dG5ldHOIAAAAAAAAAACEZXRoMpCpfoNmMAFwAAoAAAAAAAAAgmlkgnY0gmlwhJK-DYCJc2VjcDI1NmsxoQN4bUae9DwIcq_56DNztksQYXeddTDKRonI5qI3YhN4SohzeW5jbmV0cwCDdGNwgiMog3VkcIIjKA",
+];
diff --git a/packages/cli/src/networks/index.ts b/packages/cli/src/networks/index.ts
index d9c5812bc5b4..a44575b94351 100644
--- a/packages/cli/src/networks/index.ts
+++ b/packages/cli/src/networks/index.ts
@@ -16,15 +16,17 @@ import * as gnosis from "./gnosis.js";
 import * as goerli from "./goerli.js";
 import * as ropsten from "./ropsten.js";
 import * as sepolia from "./sepolia.js";
+import * as holesky from "./holesky.js";
 import * as chiado from "./chiado.js";
 
-export type NetworkName = "mainnet" | "dev" | "gnosis" | "goerli" | "ropsten" | "sepolia" | "chiado";
+export type NetworkName = "mainnet" | "dev" | "gnosis" | "goerli" | "ropsten" | "sepolia" | "holesky" | "chiado";
 export const networkNames: NetworkName[] = [
   "mainnet",
   "gnosis",
   "goerli",
   "ropsten",
   "sepolia",
+  "holesky",
   "chiado",
 
   // Leave always as last network. The order matters for the --help printout
@@ -63,6 +65,8 @@ export function getNetworkData(network: NetworkName): {
       return ropsten;
     case "sepolia":
       return sepolia;
+    case "holesky":
+      return holesky;
     case "chiado":
       return chiado;
     default:
diff --git a/packages/config/src/chainConfig/networks/holesky.ts b/packages/config/src/chainConfig/networks/holesky.ts
new file mode 100644
index 000000000000..0dc6897c1a90
--- /dev/null
+++ b/packages/config/src/chainConfig/networks/holesky.ts
@@ -0,0 +1,43 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import {fromHexString as b} from "@chainsafe/ssz";
+import {ChainConfig} from "../types.js";
+import {chainConfig as mainnet} from "../presets/mainnet.js";
+
+// Holesky beacon chain config:
+// https://github.com/barnabasbusa/holesky/blob/main/custom_config_data/config.yaml
+
+export const holeskyChainConfig: ChainConfig = {
+  ...mainnet,
+
+  CONFIG_NAME: "holesky",
+
+  // Genesis
+  // ---------------------------------------------------------------
+  MIN_GENESIS_ACTIVE_VALIDATOR_COUNT: 16384,
+  // Sep-15-2023 14:55:00 +UTC
+  MIN_GENESIS_TIME: 1694786100,
+  GENESIS_DELAY: 300,
+  GENESIS_FORK_VERSION: b("0x00017000"),
+
+  // Forking
+  // ---------------------------------------------------------------
+  // # Altair
+  ALTAIR_FORK_VERSION: b("0x10017000"),
+  ALTAIR_FORK_EPOCH: 0,
+  // # Merge
+  BELLATRIX_FORK_VERSION: b("0x20017000"),
+  BELLATRIX_FORK_EPOCH: 0,
+  TERMINAL_TOTAL_DIFFICULTY: BigInt("0"),
+  // Capella
+  CAPELLA_FORK_VERSION: b("0x30017000"),
+  CAPELLA_FORK_EPOCH: 10,
+
+  // # 28,000,000,000 Gwei to ensure quicker ejection
+  EJECTION_BALANCE: 28000000000,
+
+  // Deposit contract
+  // ---------------------------------------------------------------
+  DEPOSIT_CHAIN_ID: 17000,
+  DEPOSIT_NETWORK_ID: 17000,
+  DEPOSIT_CONTRACT_ADDRESS: b("0x4242424242424242424242424242424242424242"),
+};
diff --git a/packages/config/src/chainConfig/networks/sepolia.ts b/packages/config/src/chainConfig/networks/sepolia.ts
index 01caa9536c8a..a54a8d093db1 100644
--- a/packages/config/src/chainConfig/networks/sepolia.ts
+++ b/packages/config/src/chainConfig/networks/sepolia.ts
@@ -3,7 +3,7 @@ import {fromHexString as b} from "@chainsafe/ssz";
 import {ChainConfig} from "../types.js";
 import {chainConfig as mainnet} from "../presets/mainnet.js";
 
-// Ropsten beacon chain config:
+// Sepolia beacon chain config:
 // https://github.com/eth-clients/merge-testnets/blob/main/sepolia-beacon-chain/config.yaml
 
 export const sepoliaChainConfig: ChainConfig = {
diff --git a/packages/config/src/networks.ts b/packages/config/src/networks.ts
index 3f3c8da3cabe..51f251bfb43a 100644
--- a/packages/config/src/networks.ts
+++ b/packages/config/src/networks.ts
@@ -4,6 +4,7 @@ import {gnosisChainConfig} from "./chainConfig/networks/gnosis.js";
 import {goerliChainConfig} from "./chainConfig/networks/goerli.js";
 import {ropstenChainConfig} from "./chainConfig/networks/ropsten.js";
 import {sepoliaChainConfig} from "./chainConfig/networks/sepolia.js";
+import {holeskyChainConfig} from "./chainConfig/networks/holesky.js";
 import {chiadoChainConfig} from "./chainConfig/networks/chiado.js";
 
 export {
@@ -12,16 +13,18 @@ export {
   goerliChainConfig,
   ropstenChainConfig,
   sepoliaChainConfig,
+  holeskyChainConfig,
   chiadoChainConfig,
 };
 
-export type NetworkName = "mainnet" | "gnosis" | "goerli" | "ropsten" | "sepolia" | "chiado";
+export type NetworkName = "mainnet" | "gnosis" | "goerli" | "ropsten" | "sepolia" | "holesky" | "chiado";
 export const networksChainConfig: Record<NetworkName, ChainConfig> = {
   mainnet: mainnetChainConfig,
   gnosis: gnosisChainConfig,
   goerli: goerliChainConfig,
   ropsten: ropstenChainConfig,
   sepolia: sepoliaChainConfig,
+  holesky: holeskyChainConfig,
   chiado: chiadoChainConfig,
 };
 
@@ -51,6 +54,10 @@ export const genesisData: Record<NetworkName, GenesisData> = {
     genesisTime: 1655733600,
     genesisValidatorsRoot: "0xd8ea171f3c94aea21ebc42a1ed61052acf3f9209c00e4efbaaddac09ed9b8078",
   },
+  holesky: {
+    genesisTime: 1694786400,
+    genesisValidatorsRoot: "0x9143aa7c615a7f7115e2b6aac319c03529df8242ae705fba9df39b79c59fa8b1",
+  },
   chiado: {
     genesisTime: 1665396300,
     genesisValidatorsRoot: "0x9d642dac73058fbf39c0ae41ab1e34e4d889043cb199851ded7095bc99eb4c1e",
diff --git a/packages/prover/src/utils/execution.ts b/packages/prover/src/utils/execution.ts
index 141ad7bfa2ba..dcab3d7d7fb4 100644
--- a/packages/prover/src/utils/execution.ts
+++ b/packages/prover/src/utils/execution.ts
@@ -45,6 +45,7 @@ export function getChainCommon(network: string): Common {
     case "goerli":
     case "ropsten":
     case "sepolia":
+    case "holesky":
       // TODO: Not sure how to detect the fork during runtime
       return new Common({chain: network, hardfork: Hardfork.Shanghai});
     case "minimal":