diff --git a/dao/im.go b/dao/im.go
index 38ec8ad..fbe3cfe 100644
--- a/dao/im.go
+++ b/dao/im.go
@@ -180,9 +180,14 @@ func FindUserSessionCount(userID, sessionType int) int64 {
 	return sessionCount
 }
 
+type SessionOrMessageCount struct {
+	Date  string `gorm:"column:date"`
+	Count int64  `gorm:"column:count"`
+}
+
 // 获取最近一周每天的会话数
-func FindSessionCountByDate() ([]int64, error) {
-	var sessionCounts []int64
+func FindSessionCountByDate() ([]SessionOrMessageCount, error) {
+	var sessionCounts []SessionOrMessageCount
 	var db2 *gorm.DB
 	if proto.Config.SERVER_SQL_LOG {
 		db2 = DB.Debug()
@@ -196,8 +201,8 @@ func FindSessionCountByDate() ([]int64, error) {
 }
 
 // 获取最近一周每天的消息数
-func FindMessageCountByDate() ([]int64, error) {
-	var messageCounts []int64
+func FindMessageCountByDate() ([]SessionOrMessageCount, error) {
+	var messageCounts []SessionOrMessageCount
 	var db2 *gorm.DB
 	if proto.Config.SERVER_SQL_LOG {
 		db2 = DB.Debug()
diff --git a/proto/tool.go b/proto/tool.go
index e4ea6dc..cab0411 100644
--- a/proto/tool.go
+++ b/proto/tool.go
@@ -10,8 +10,12 @@ type DashBoardStatisticsSt struct {
 
 // 统计过去一周每天的会话数、消息数
 type DashBoardStatisticsWeekSt struct {
-	SessionCount map[int]int64 `json:"session_count"`
-	MessageCount map[int]int64 `json:"message_count"`
+	SessionCount []DashBoardStatisticsWeekCount `json:"session_count"`
+	MessageCount []DashBoardStatisticsWeekCount `json:"message_count"`
+}
+
+type DashBoardStatisticsWeekCount struct {
+	Count int64 `json:"count"`
 }
 
 type DashBoardStatisticsResp struct {
diff --git a/service/toolService.go b/service/toolService.go
index 0d6f14d..407b7df 100644
--- a/service/toolService.go
+++ b/service/toolService.go
@@ -138,7 +138,7 @@ func GetRecent7DaysMessageSessionCount() (proto.DashBoardStatisticsWeekSt, error
 		return res, err
 	}
 	for i := 0; i < len(SessionCounts); i++ {
-		res.SessionCount[i] = SessionCounts[i]
+		res.SessionCount = append(res.SessionCount, proto.DashBoardStatisticsWeekCount{Count: SessionCounts[i].Count})
 	}
 	MessageCounts, err := dao.FindMessageCountByDate()
 	if err != nil {
@@ -146,7 +146,7 @@ func GetRecent7DaysMessageSessionCount() (proto.DashBoardStatisticsWeekSt, error
 		return res, err
 	}
 	for i := 0; i < len(MessageCounts); i++ {
-		res.MessageCount[i] = MessageCounts[i]
+		res.MessageCount = append(res.MessageCount, proto.DashBoardStatisticsWeekCount{Count: MessageCounts[i].Count})
 	}
 	return res, nil
 }