diff --git a/statistics/feedback.go b/statistics/feedback.go
index 07cd750d76a80..c3cb4ed472069 100644
--- a/statistics/feedback.go
+++ b/statistics/feedback.go
@@ -297,7 +297,7 @@ func buildBucketFeedback(h *Histogram, feedback *QueryFeedback) (map[int]*Bucket
 	total := 0
 	sc := &stmtctx.StatementContext{TimeZone: time.UTC}
 	kind := feedback.feedback[0].lower.Kind()
-	min, max := getMinValue(kind, h.tp), getMaxValue(kind, h.tp)
+	min, max := getMinValue(kind, h.Tp), getMaxValue(kind, h.Tp)
 	for _, fb := range feedback.feedback {
 		skip, err := fb.adjustFeedbackBoundaries(sc, &min, &max)
 		if err != nil {
diff --git a/statistics/histogram_test.go b/statistics/histogram_test.go
index bc4b2ccebcd37..e752ccdb58bfd 100644
--- a/statistics/histogram_test.go
+++ b/statistics/histogram_test.go
@@ -15,8 +15,8 @@ package statistics
 
 import (
 	. "github.com/pingcap/check"
-	"github.com/pingcap/tidb/model"
-	"github.com/pingcap/tidb/mysql"
+	"github.com/pingcap/parser/model"
+	"github.com/pingcap/parser/mysql"
 	"github.com/pingcap/tidb/types"
 	"github.com/pingcap/tidb/util/chunk"
 	"github.com/pingcap/tidb/util/codec"