diff --git a/models/user_business_analysis.go b/models/user_business_analysis.go
index 1b5846727..fc5343f96 100644
--- a/models/user_business_analysis.go
+++ b/models/user_business_analysis.go
@@ -294,13 +294,13 @@ func QueryMetricsForYear() []*UserMetrics {
 }
 
 func makeResultForMonth(allUserInfo []*UserMetrics, count int) []*UserMetrics {
-	monthMap := make(map[string]UserMetrics)
+	monthMap := make(map[string]*UserMetrics)
 	if count > 0 {
 		for _, userMetrics := range allUserInfo {
 			dateTime := time.Unix(userMetrics.CountDate, 0)
 			month := fmt.Sprint(dateTime.Year()) + "-" + fmt.Sprint(int(dateTime.Month()))
 			if _, ok := monthMap[month]; !ok {
-				var monthUserMetrics UserMetrics
+				var monthUserMetrics *UserMetrics
 				monthUserMetrics.DisplayDate = month
 				monthUserMetrics.ActivateRegistUser = userMetrics.ActivateRegistUser
 				monthUserMetrics.NotActivateRegistUser = userMetrics.NotActivateRegistUser
@@ -324,7 +324,7 @@ func makeResultForMonth(allUserInfo []*UserMetrics, count int) []*UserMetrics {
 	}
 	result := make([]*UserMetrics, 0)
 	for _, value := range monthMap {
-		result = append(result, &value)
+		result = append(result, value)
 	}
 	sort.Slice(result, func(i, j int) bool {
 		return strings.Compare(result[i].DisplayDate, result[j].DisplayDate) > 0