diff --git a/internal/locate/region_request_state_test.go b/internal/locate/region_request_state_test.go
index 022fb13a6..e903cb4b7 100644
--- a/internal/locate/region_request_state_test.go
+++ b/internal/locate/region_request_state_test.go
@@ -367,7 +367,7 @@ func TestRegionCacheStaleRead(t *testing.T) {
 			leaderRegionValid:       true,
 			leaderAsyncReload:       util.Some(false),
 			leaderSuccessReplica:    []string{"z2", "z3"},
-			leaderSuccessReadType:   SuccessFollowerRead,
+			leaderSuccessReadType:   SuccessStaleRead,
 			followerRegionValid:     true,
 			followerAsyncReload:     util.Some(false),
 			followerSuccessReplica:  []string{"z2"},
@@ -392,11 +392,11 @@ func TestRegionCacheStaleRead(t *testing.T) {
 			leaderRegionValid:       true,
 			leaderAsyncReload:       util.Some(false),
 			leaderSuccessReplica:    []string{"z3"},
-			leaderSuccessReadType:   SuccessFollowerRead,
+			leaderSuccessReadType:   SuccessStaleRead,
 			followerRegionValid:     true,
 			followerAsyncReload:     util.Some(false),
 			followerSuccessReplica:  []string{"z3"},
-			followerSuccessReadType: SuccessFollowerRead,
+			followerSuccessReadType: SuccessStaleRead,
 		},
 		{
 			do:                      leaderServerIsBusy,
@@ -405,11 +405,11 @@ func TestRegionCacheStaleRead(t *testing.T) {
 			leaderRegionValid:       true,
 			leaderAsyncReload:       util.Some(false),
 			leaderSuccessReplica:    []string{"z2", "z3"},
-			leaderSuccessReadType:   SuccessFollowerRead,
+			leaderSuccessReadType:   SuccessStaleRead,
 			followerRegionValid:     true,
 			followerAsyncReload:     util.Some(false),
 			followerSuccessReplica:  []string{"z2", "z3"},
-			followerSuccessReadType: SuccessFollowerRead,
+			followerSuccessReadType: SuccessStaleRead,
 		},
 		{
 			do:                      leaderServerIsBusy,
@@ -418,11 +418,11 @@ func TestRegionCacheStaleRead(t *testing.T) {
 			leaderRegionValid:       true,
 			leaderAsyncReload:       util.Some(false),
 			leaderSuccessReplica:    []string{"z3"},
-			leaderSuccessReadType:   SuccessFollowerRead,
+			leaderSuccessReadType:   SuccessStaleRead,
 			followerRegionValid:     true,
 			followerAsyncReload:     util.Some(false),
 			followerSuccessReplica:  []string{"z3"},
-			followerSuccessReadType: SuccessFollowerRead,
+			followerSuccessReadType: SuccessStaleRead,
 		},
 		{
 			do:                      leaderDown,