diff --git a/core/blockchain.go b/core/blockchain.go
index ff760d0c8b98..b90b0fe3720b 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -2116,6 +2116,7 @@ func (bc *BlockChain) reorg(oldBlock, newBlock *types.Block) error {
 			}
 		}
 	)
+	log.Warn("Reorg", "oldBlock hash", oldBlock.Hash().Hex(), "number", oldBlock.NumberU64(), "newBlock hash", newBlock.Hash().Hex(), "number", newBlock.NumberU64())
 
 	// first reduce whoever is higher bound
 	if oldBlock.NumberU64() > newBlock.NumberU64() {
@@ -2160,7 +2161,7 @@ func (bc *BlockChain) reorg(oldBlock, newBlock *types.Block) error {
 	}
 	// Ensure the user sees large reorgs
 	if len(oldChain) > 0 && len(newChain) > 0 {
-		logFn := log.Debug
+		logFn := log.Warn
 		if len(oldChain) > 63 {
 			logFn = log.Warn
 		}