diff --git a/store/driver/txn/txn_driver.go b/store/driver/txn/txn_driver.go
index 79631d7e5a187..8e8d776eea982 100644
--- a/store/driver/txn/txn_driver.go
+++ b/store/driver/txn/txn_driver.go
@@ -163,7 +163,7 @@ func (txn *tikvTxn) SetOption(opt int, val interface{}) {
 	case tikvstore.Enable1PC:
 		txn.SetEnable1PC(val.(bool))
 	case tikvstore.GuaranteeLinearizability:
-		txn.SetCasualConsistency(!val.(bool))
+		txn.SetCausalConsistency(!val.(bool))
 	case tikvstore.TxnScope:
 		txn.SetScope(val.(string))
 	case tikvstore.IsStalenessReadOnly:
diff --git a/store/tikv/tests/async_commit_test.go b/store/tikv/tests/async_commit_test.go
index 77701687e448b..f67482e69a44e 100644
--- a/store/tikv/tests/async_commit_test.go
+++ b/store/tikv/tests/async_commit_test.go
@@ -126,7 +126,7 @@ func (s *testAsyncCommitCommon) mustGetNoneFromSnapshot(c *C, version uint64, ke
 
 func (s *testAsyncCommitCommon) beginAsyncCommitWithLinearizability(c *C) tikv.TxnProbe {
 	txn := s.beginAsyncCommit(c)
-	txn.SetCasualConsistency(false)
+	txn.SetCausalConsistency(false)
 	return txn
 }
 
diff --git a/store/tikv/tests/snapshot_fail_test.go b/store/tikv/tests/snapshot_fail_test.go
index 46690fbfcfc8a..9892061c44b8d 100644
--- a/store/tikv/tests/snapshot_fail_test.go
+++ b/store/tikv/tests/snapshot_fail_test.go
@@ -213,7 +213,7 @@ func (s *testSnapshotFailSuite) TestRetryPointGetResolveTS(c *C) {
 	c.Assert(err, IsNil)
 	txn.SetEnableAsyncCommit(false)
 	txn.SetEnable1PC(false)
-	txn.SetCasualConsistency(true)
+	txn.SetCausalConsistency(true)
 
 	// Prewrite the lock without committing it
 	c.Assert(failpoint.Enable("github.com/pingcap/tidb/store/tikv/beforeCommit", `pause`), IsNil)
diff --git a/store/tikv/txn.go b/store/tikv/txn.go
index e087b8e03af68..baeaa6b7fa508 100644
--- a/store/tikv/txn.go
+++ b/store/tikv/txn.go
@@ -284,10 +284,10 @@ func (txn *KVTxn) SetEnable1PC(b bool) {
 	txn.enable1PC = b
 }
 
-// SetCasualConsistency indicates if the transaction does not need to
+// SetCausalConsistency indicates if the transaction does not need to
 // guarantee linearizability. Default value is false which means
 // linearizability is guaranteed.
-func (txn *KVTxn) SetCasualConsistency(b bool) {
+func (txn *KVTxn) SetCausalConsistency(b bool) {
 	txn.causalConsistency = b
 }