diff --git a/bitcoinspv/README.md b/bitcoinspv/README.md
index 1d8c614..f9074b6 100644
--- a/bitcoinspv/README.md
+++ b/bitcoinspv/README.md
@@ -5,4 +5,4 @@ The code is adapted from [https://github.com/babylonchain/vigilante/tree/dev/rep
 This relayer is responsible for:
 
 - syncing the latest BTC blocks with a BTC node
-- detecting and reporting inconsistency between BTC blockchain and Babylon BTCLightclient header chain
\ No newline at end of file
+- detecting and reporting inconsistency between BTC blockchain and Lightclient header chain
\ No newline at end of file
diff --git a/bitcoinspv/block_handler.go b/bitcoinspv/block_handler.go
index b01eed3..b62e7cb 100644
--- a/bitcoinspv/block_handler.go
+++ b/bitcoinspv/block_handler.go
@@ -111,7 +111,7 @@ func (r *Reporter) handleConnectedBlocks(event *types.BlockEvent) error {
 	headersToProcess = append(headersToProcess, ib)
 
 	if len(headersToProcess) == 0 {
-		r.logger.Debug("No new headers to submit to Babylon")
+		r.logger.Debug("No new headers to submit to Native light client")
 		return nil
 	}
 
diff --git a/bitcoinspv/utils.go b/bitcoinspv/utils.go
index 29f651b..f24b274 100644
--- a/bitcoinspv/utils.go
+++ b/bitcoinspv/utils.go
@@ -75,7 +75,7 @@ func (r *Reporter) submitHeaderMsgs(msg []*wire.BlockHeader) error {
 			return err
 		}
 		r.logger.Infof(
-			"Successfully submitted %d headers to Babylon", len(msg),
+			"Successfully submitted %d headers to light client", len(msg),
 		)
 		return nil
 	})
@@ -151,7 +151,7 @@ func (r *Reporter) extractAndSubmitTransactions(ib *types.IndexedBlock) (int, er
 			"Successfully constructed MsgSpvProof %v", msgSpvProof,
 		)
 
-		// submit the checkpoint to Babylon
+		// submit the checkpoint to light client
 		res, err := r.nativeClient.VerifySPV(&msgSpvProof)
 		if err != nil {
 			r.logger.Errorf("Failed to submit MsgInsertBTCSpvProof with error %v", err)