diff --git a/kernel/api/ref.go b/kernel/api/ref.go
index 02b0ee37b..29ca48289 100644
--- a/kernel/api/ref.go
+++ b/kernel/api/ref.go
@@ -90,7 +90,7 @@ func getBacklink(c *gin.Context) {
 	keyword := arg["k"].(string)
 	mentionKeyword := arg["mk"].(string)
 	beforeLen := arg["beforeLen"].(float64)
-	boxID, backlinks, backmentions, linkRefsCount, mentionsCount := model.BuildTreeBacklink(id, keyword, mentionKeyword, int(beforeLen))
+	boxID, backlinks, backmentions, linkRefsCount, mentionsCount := model.GetBacklink(id, keyword, mentionKeyword, int(beforeLen))
 	ret.Data = map[string]interface{}{
 		"backlinks":     backlinks,
 		"linkRefsCount": linkRefsCount,
diff --git a/kernel/model/backlink.go b/kernel/model/backlink.go
index 8586aa349..65013e3d0 100644
--- a/kernel/model/backlink.go
+++ b/kernel/model/backlink.go
@@ -297,7 +297,7 @@ func buildBacklink(refID string, refTree *parse.Tree, luteEngine *lute.Lute) (re
 	return
 }
 
-func BuildTreeBacklink(id, keyword, mentionKeyword string, beforeLen int) (boxID string, backlinks, backmentions []*Path, linkRefsCount, mentionsCount int) {
+func GetBacklink(id, keyword, mentionKeyword string, beforeLen int) (boxID string, backlinks, backmentions []*Path, linkRefsCount, mentionsCount int) {
 	keyword = strings.TrimSpace(keyword)
 	mentionKeyword = strings.TrimSpace(mentionKeyword)
 	backlinks, backmentions = []*Path{}, []*Path{}