diff --git a/internal/api/third/rtc.go b/internal/api/third/rtc.go
index 3aa2c4ab2..576e32892 100644
--- a/internal/api/third/rtc.go
+++ b/internal/api/third/rtc.go
@@ -49,6 +49,7 @@ func GetRTCInvitationInfo(c *gin.Context) {
 	resp.Data.Invitation.Timeout = invitationInfo.Invitation.Timeout
 	resp.Data.Invitation.InitiateTime = invitationInfo.Invitation.InitiateTime
 	resp.Data.Invitation.PlatformID = invitationInfo.Invitation.PlatformID
+	resp.Data.Invitation.CustomData = invitationInfo.Invitation.CustomData
 	c.JSON(http.StatusOK, resp)
 }
 
@@ -89,7 +90,7 @@ func GetRTCInvitationInfoStartApp(c *gin.Context) {
 	resp.Data.Invitation.Timeout = invitationInfo.Invitation.Timeout
 	resp.Data.Invitation.InitiateTime = invitationInfo.Invitation.InitiateTime
 	resp.Data.Invitation.PlatformID = invitationInfo.Invitation.PlatformID
-
+	resp.Data.Invitation.CustomData = invitationInfo.Invitation.CustomData
 	c.JSON(http.StatusOK, resp)
 
 }
diff --git a/pkg/base_info/third_api_struct.go b/pkg/base_info/third_api_struct.go
index a13f0dc8e..e59e03940 100644
--- a/pkg/base_info/third_api_struct.go
+++ b/pkg/base_info/third_api_struct.go
@@ -77,6 +77,7 @@ type GetRTCInvitationInfoResp struct {
 			SessionType       int32    `json:"sessionType"`
 			InitiateTime      int32    `json:"initiateTime"`
 			PlatformID        int32    `json:"platformID"`
+			CustomData        string   `json:"customData"`
 		} `json:"invitation"`
 		OfflinePushInfo struct{} `json:"offlinePushInfo"`
 	} `json:"data"`