diff --git a/core/blockchain.go b/core/blockchain.go
index 4e4a7355d..e74a5da58 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -400,14 +400,13 @@ func NewBlockChain(db ethdb.Database, cacheConfig *CacheConfig, genesis *Genesis
 
 	//fix pbss snapshot if needed
 	if bc.triedb.Scheme() == rawdb.PathScheme {
-		log.Info("pbss snapshot validation")
+		log.Debug("pbss snapshot validation")
 		currentSafe := bc.CurrentSafeBlock()
 		currentFinalize := bc.CurrentFinalBlock()
 
 		if currentSafe.Number.Uint64() > head.Number.Uint64() || currentFinalize.Number.Uint64() > head.Number.Uint64() {
 			log.Info("current unsafe is behind safe, reset")
 			bc.hc.SetHead(head.Number.Uint64(), nil, createDelFn(bc))
-			//想办法
 			bc.SetSafe(head)
 			bc.SetFinalized(head)
 		}