diff --git a/dot/state/grandpa.go b/dot/state/grandpa.go
index a0bc5045d9..cbea1ed38c 100644
--- a/dot/state/grandpa.go
+++ b/dot/state/grandpa.go
@@ -604,8 +604,8 @@ func (s *GrandpaState) GetPrecommits(round, setID uint64) ([]types.GrandpaSigned
 	return pcs, nil
 }
 
-// GetAuthoritesChangesFromBlock retrieves blocks numbers where authority set changes happened
-func (s *GrandpaState) GetAuthoritesChangesFromBlock(initialBlockNumber uint) ([]uint, error) {
+// GetAuthoritiesChangesFromBlock retrieves blocks numbers where authority set changes happened
+func (s *GrandpaState) GetAuthoritiesChangesFromBlock(initialBlockNumber uint) ([]uint, error) {
 	blockNumbers := make([]uint, 0)
 	iter, err := s.db.NewPrefixIterator(setIDChangePrefix)
 	if err != nil {
diff --git a/internal/client/consensus/grandpa/mocks_test.go b/internal/client/consensus/grandpa/mocks_test.go
index 8929146ef2..7d7a4ceb98 100644
--- a/internal/client/consensus/grandpa/mocks_test.go
+++ b/internal/client/consensus/grandpa/mocks_test.go
@@ -123,17 +123,17 @@ func (m *MockGrandpaState) EXPECT() *MockGrandpaStateMockRecorder {
 	return m.recorder
 }
 
-// GetAuthoritesChangesFromBlock mocks base method.
-func (m *MockGrandpaState) GetAuthoritesChangesFromBlock(arg0 uint) ([]uint, error) {
+// GetAuthoritiesChangesFromBlock mocks base method.
+func (m *MockGrandpaState) GetAuthoritiesChangesFromBlock(arg0 uint) ([]uint, error) {
 	m.ctrl.T.Helper()
-	ret := m.ctrl.Call(m, "GetAuthoritesChangesFromBlock", arg0)
+	ret := m.ctrl.Call(m, "GetAuthoritiesChangesFromBlock", arg0)
 	ret0, _ := ret[0].([]uint)
 	ret1, _ := ret[1].(error)
 	return ret0, ret1
 }
 
-// GetAuthoritesChangesFromBlock indicates an expected call of GetAuthoritesChangesFromBlock.
-func (mr *MockGrandpaStateMockRecorder) GetAuthoritesChangesFromBlock(arg0 any) *gomock.Call {
+// GetAuthoritiesChangesFromBlock indicates an expected call of GetAuthoritiesChangesFromBlock.
+func (mr *MockGrandpaStateMockRecorder) GetAuthoritiesChangesFromBlock(arg0 any) *gomock.Call {
 	mr.mock.ctrl.T.Helper()
-	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetAuthoritesChangesFromBlock", reflect.TypeOf((*MockGrandpaState)(nil).GetAuthoritesChangesFromBlock), arg0)
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetAuthoritiesChangesFromBlock", reflect.TypeOf((*MockGrandpaState)(nil).GetAuthoritiesChangesFromBlock), arg0)
 }
diff --git a/internal/client/consensus/grandpa/warp_sync.go b/internal/client/consensus/grandpa/warp_sync.go
index 9497b6a5dc..4a6d534957 100644
--- a/internal/client/consensus/grandpa/warp_sync.go
+++ b/internal/client/consensus/grandpa/warp_sync.go
@@ -28,7 +28,7 @@ type BlockState interface {
 }
 
 type GrandpaState interface {
-	GetAuthoritesChangesFromBlock(blockNumber uint) ([]uint, error)
+	GetAuthoritiesChangesFromBlock(blockNumber uint) ([]uint, error)
 }
 
 type WarpSyncFragment struct {
@@ -107,7 +107,7 @@ func (np *WarpSyncProofProvider) Generate(start common.Hash) ([]byte, error) {
 		return nil, errStartBlockNotFinalized
 	}
 
-	authoritySetChanges, err := np.grandpaState.GetAuthoritesChangesFromBlock(beginBlockHeader.Number)
+	authoritySetChanges, err := np.grandpaState.GetAuthoritiesChangesFromBlock(beginBlockHeader.Number)
 	if err != nil {
 		return nil, err
 	}