From ed8e9f54ed0a5069e77ea34895ff12a9ac4ca17f Mon Sep 17 00:00:00 2001
From: Joshua Gutow <jgutow@oplabs.co>
Date: Mon, 6 Nov 2023 16:13:07 -0800
Subject: [PATCH] params: Fixup PGN Sepolia ChainConfig (#181)

---
 params/config.go     | 1 +
 params/superchain.go | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/params/config.go b/params/config.go
index 577337c965..22041b76e6 100644
--- a/params/config.go
+++ b/params/config.go
@@ -38,6 +38,7 @@ const (
 	BaseGoerliChainID       = 84531
 	baseSepoliaChainID      = 84532
 	baseGoerliDevnetChainID = 11763071
+	pgnSepoliaChainID       = 58008
 	devnetChainID           = 997
 	chaosnetChainID         = 888
 )
diff --git a/params/superchain.go b/params/superchain.go
index 007502c6ce..3928153fbe 100644
--- a/params/superchain.go
+++ b/params/superchain.go
@@ -110,6 +110,9 @@ func LoadOPStackChainConfig(chainID uint64) (*ChainConfig, error) {
 		out.Optimism.EIP1559Elasticity = 10
 	case baseGoerliDevnetChainID:
 		out.RegolithTime = &baseGoerliDevnetRegolithTime
+	case pgnSepoliaChainID:
+		out.Optimism.EIP1559Elasticity = 2
+		out.Optimism.EIP1559Denominator = 8
 	case devnetChainID:
 		out.RegolithTime = &devnetRegolithTime
 		out.Optimism.EIP1559Elasticity = 10