diff --git a/services/horizon/internal/integration/transaction_preconditions_test.go b/services/horizon/internal/integration/transaction_preconditions_test.go
index 79e0cb7271..e3aff9e0da 100644
--- a/services/horizon/internal/integration/transaction_preconditions_test.go
+++ b/services/horizon/internal/integration/transaction_preconditions_test.go
@@ -218,7 +218,7 @@ func TestTransactionPreconditionsMinSequenceNumberLedgerGap(t *testing.T) {
 	txParams := buildTXParams(master, masterAccount, currentAccountSeq+1)
 
 	// this txsub will error because the tx preconditions require a min sequence gap
-	// which has been set 10000 sequnce numbers greater than the current difference between
+	// which has been set 10000 sequence numbers greater than the current difference between
 	// network ledger sequence and account sequnece numbers
 	txParams.Preconditions.MinSequenceNumberLedgerGap = uint32(int64(networkLedger) - currentAccountSeq + 10000)
 	_, err = itest.SubmitMultiSigTransaction([]*keypair.Full{master}, txParams)
diff --git a/services/horizon/internal/txsub/system_test.go b/services/horizon/internal/txsub/system_test.go
index e6bffc5987..a021e7fc44 100644
--- a/services/horizon/internal/txsub/system_test.go
+++ b/services/horizon/internal/txsub/system_test.go
@@ -146,7 +146,7 @@ func (suite *SystemTestSuite) TestSubmit_Basic() {
 	assert.False(suite.T(), suite.submitter.WasSubmittedTo)
 }
 
-func (suite *SystemTestSuite) TestTimeoutDuringSequnceLoop() {
+func (suite *SystemTestSuite) TestTimeoutDuringSequenceLoop() {
 	var cancel context.CancelFunc
 	suite.ctx, cancel = context.WithTimeout(suite.ctx, time.Duration(0))
 	defer cancel()
@@ -176,7 +176,7 @@ func (suite *SystemTestSuite) TestTimeoutDuringSequnceLoop() {
 	assert.Equal(suite.T(), ErrTimeout, r.Err)
 }
 
-func (suite *SystemTestSuite) TestClientDisconnectedDuringSequnceLoop() {
+func (suite *SystemTestSuite) TestClientDisconnectedDuringSequenceLoop() {
 	var cancel context.CancelFunc
 	suite.ctx, cancel = context.WithCancel(suite.ctx)
 
@@ -194,7 +194,7 @@ func (suite *SystemTestSuite) TestClientDisconnectedDuringSequnceLoop() {
 	suite.db.On("GetSequenceNumbers", suite.ctx, []string{suite.unmuxedSource.Address()}).
 		Return(map[string]uint64{suite.unmuxedSource.Address(): 0}, nil).
 		Run(func(args mock.Arguments) {
-			// simulate client disconnecting while looping on sequnce number check
+			// simulate client disconnecting while looping on sequence number check
 			cancel()
 			suite.ctx.Deadline()
 		}).