diff --git a/data/interface.go b/data/interface.go
index b62e8040c..e89f12b29 100644
--- a/data/interface.go
+++ b/data/interface.go
@@ -242,7 +242,7 @@ type ChainHandler interface {
 	SetCurrentBlockHeader(bh HeaderHandler) error
 	GetCurrentBlockHeaderHash() []byte
 	SetCurrentBlockHeaderHash(hash []byte)
-	GetCurrentBlockRootHash() []byte
+	GetCurrentBlockCommittedRootHash() []byte
 	IsInterfaceNil() bool
 }