diff --git a/core/chains/evm/config/toml/defaults/Metis_Sepolia.toml b/core/chains/evm/config/toml/defaults/Metis_Sepolia.toml
index 286b888e1a..4ff4056c75 100644
--- a/core/chains/evm/config/toml/defaults/Metis_Sepolia.toml
+++ b/core/chains/evm/config/toml/defaults/Metis_Sepolia.toml
@@ -1,5 +1,5 @@
 ChainID = '59902'
-ChainType = 'metis'
+ChainType = 'optimismBedrock'
 FinalityDepth = 10
 FinalityTagEnabled = true
 MinIncomingConfirmations = 1
diff --git a/docs/CONFIG.md b/docs/CONFIG.md
index fdeb73484d..71ddf1c2c8 100644
--- a/docs/CONFIG.md
+++ b/docs/CONFIG.md
@@ -6666,7 +6666,7 @@ GasLimit = 5400000
 AutoCreateKey = true
 BlockBackfillDepth = 10
 BlockBackfillSkip = false
-ChainType = 'metis'
+ChainType = 'optimismBedrock'
 FinalityDepth = 10
 FinalityTagEnabled = true
 LogBackfillBatchSize = 1000