diff --git a/core/chains/evm/config/toml/defaults/XLayer_Sepolia.toml b/core/chains/evm/config/toml/defaults/XLayer_Sepolia.toml
index c8503f09bc7..82ae8142d17 100644
--- a/core/chains/evm/config/toml/defaults/XLayer_Sepolia.toml
+++ b/core/chains/evm/config/toml/defaults/XLayer_Sepolia.toml
@@ -5,6 +5,7 @@ MinIncomingConfirmations = 1
 LogPollInterval = '30s'
 RPCBlockQueryDelay = 15
 RPCDefaultBatchSize = 100
+ChainType = 'gnosis'
 
 [OCR]
 ContractConfirmations = 1