diff --git a/server/wheelserver/mt/export.go b/server/wheelserver/mt/export.go
index 40141d45..8164f581 100644
--- a/server/wheelserver/mt/export.go
+++ b/server/wheelserver/mt/export.go
@@ -15,6 +15,7 @@ type table struct {
 	Reward *RewardTable
 	Task *TaskTable
 	Buff *BuffTable
+	MapGrid *MapGridTable
 }
 
 var Table = f5.New(func(this *table) {
@@ -68,4 +69,9 @@ var Table = f5.New(func(this *table) {
 		this.PrimKey = "buff_id"
 	})
 
+	this.MapGrid = f5.New(func(this *MapGridTable) {
+		this.FileName = "../res/mapGrid@mapGrid.json"
+		this.PrimKey = "id"
+	})
+
 })