diff --git a/consensus/construct_test.go b/consensus/construct_test.go
index 24b45c11a..a0111fb5d 100644
--- a/consensus/construct_test.go
+++ b/consensus/construct_test.go
@@ -73,7 +73,7 @@ func TestConstructPreparedMessage(test *testing.T) {
 	leaderKey.FromLibBLSPublicKey(leaderPubKey)
 	validatorKey := bls.SerializedPublicKey{}
 	validatorKey.FromLibBLSPublicKey(validatorPubKey)
-	consensus.Decider.SubmitVote(
+	consensus.Decider.submitVote(
 		quorum.Prepare,
 		[]bls.SerializedPublicKey{leaderKey},
 		leaderPriKey.Sign(message),
@@ -81,7 +81,7 @@ func TestConstructPreparedMessage(test *testing.T) {
 		consensus.blockNum,
 		consensus.GetCurBlockViewID(),
 	)
-	if _, err := consensus.Decider.SubmitVote(
+	if _, err := consensus.Decider.submitVote(
 		quorum.Prepare,
 		[]bls.SerializedPublicKey{validatorKey},
 		validatorPriKey.Sign(message),
diff --git a/consensus/quorum/one-node-one-vote.go b/consensus/quorum/one-node-one-vote.go
index 45db9bcd3..7455d6e72 100644
--- a/consensus/quorum/one-node-one-vote.go
+++ b/consensus/quorum/one-node-one-vote.go
@@ -36,7 +36,7 @@ func (v *uniformVoteWeight) AddNewVote(
 	for i, pubKey := range pubKeys {
 		pubKeysBytes[i] = pubKey.Bytes
 	}
-	return v.SubmitVote(p, pubKeysBytes, sig, headerHash, height, viewID)
+	return v.submitVote(p, pubKeysBytes, sig, headerHash, height, viewID)
 }
 
 // IsQuorumAchieved ..
diff --git a/consensus/quorum/one-node-staked-vote.go b/consensus/quorum/one-node-staked-vote.go
index 8023b03d8..0f65257c9 100644
--- a/consensus/quorum/one-node-staked-vote.go
+++ b/consensus/quorum/one-node-staked-vote.go
@@ -82,7 +82,7 @@ func (v *stakedVoteWeight) AddNewVote(
 		pubKeysBytes[i] = pubKey.Bytes
 	}
 
-	ballet, err := v.SubmitVote(p, pubKeysBytes, sig, headerHash, height, viewID)
+	ballet, err := v.submitVote(p, pubKeysBytes, sig, headerHash, height, viewID)
 
 	if err != nil {
 		return ballet, err
diff --git a/consensus/quorum/quorom_test.go b/consensus/quorum/quorom_test.go
index d6b91a5bf..73767ea25 100644
--- a/consensus/quorum/quorom_test.go
+++ b/consensus/quorum/quorom_test.go
@@ -88,7 +88,7 @@ func TestSubmitVote(test *testing.T) {
 
 	decider.UpdateParticipants([]bls.PublicKeyWrapper{pubKeyWrapper1, pubKeyWrapper2})
 
-	if _, err := decider.SubmitVote(
+	if _, err := decider.submitVote(
 		Prepare,
 		[]bls.SerializedPublicKey{pubKeyWrapper1.Bytes},
 		blsPriKey1.Sign(message),
@@ -99,7 +99,7 @@ func TestSubmitVote(test *testing.T) {
 		test.Log(err)
 	}
 
-	if _, err := decider.SubmitVote(
+	if _, err := decider.submitVote(
 		Prepare,
 		[]bls.SerializedPublicKey{pubKeyWrapper2.Bytes},
 		blsPriKey2.Sign(message),
@@ -110,7 +110,7 @@ func TestSubmitVote(test *testing.T) {
 		test.Log(err)
 	}
 	if decider.SignersCount(Prepare) != 2 {
-		test.Fatal("SubmitVote failed")
+		test.Fatal("submitVote failed")
 	}
 
 	aggSig := &bls_core.Sign{}
@@ -145,7 +145,7 @@ func TestSubmitVoteAggregateSig(test *testing.T) {
 
 	decider.UpdateParticipants([]bls.PublicKeyWrapper{pubKeyWrapper1, pubKeyWrapper2})
 
-	decider.SubmitVote(
+	decider.submitVote(
 		Prepare,
 		[]bls.SerializedPublicKey{pubKeyWrapper1.Bytes},
 		blsPriKey1.SignHash(blockHash[:]),
@@ -160,7 +160,7 @@ func TestSubmitVoteAggregateSig(test *testing.T) {
 			aggSig.Add(s)
 		}
 	}
-	if _, err := decider.SubmitVote(
+	if _, err := decider.submitVote(
 		Prepare,
 		[]bls.SerializedPublicKey{pubKeyWrapper2.Bytes, pubKeyWrapper3.Bytes},
 		aggSig,
@@ -172,7 +172,7 @@ func TestSubmitVoteAggregateSig(test *testing.T) {
 	}
 
 	if decider.SignersCount(Prepare) != 3 {
-		test.Fatal("SubmitVote failed")
+		test.Fatal("submitVote failed")
 	}
 
 	aggSig.Add(blsPriKey1.SignHash(blockHash[:]))
@@ -180,7 +180,7 @@ func TestSubmitVoteAggregateSig(test *testing.T) {
 		test.Fatal("AggregateVotes failed")
 	}
 
-	if _, err := decider.SubmitVote(
+	if _, err := decider.submitVote(
 		Prepare,
 		[]bls.SerializedPublicKey{pubKeyWrapper2.Bytes},
 		aggSig,
diff --git a/consensus/quorum/quorum.go b/consensus/quorum/quorum.go
index f41d47ec1..ae82d7ef3 100644
--- a/consensus/quorum/quorum.go
+++ b/consensus/quorum/quorum.go
@@ -81,7 +81,7 @@ type ParticipantTracker interface {
 // SignatoryTracker ..
 type SignatoryTracker interface {
 	ParticipantTracker
-	SubmitVote(
+	submitVote(
 		p Phase, pubkeys []bls.SerializedPublicKey,
 		sig *bls_core.Sign, headerHash common.Hash,
 		height, viewID uint64,