diff --git a/main_test.go b/main_test.go
index ad142f91..dbcd8621 100644
--- a/main_test.go
+++ b/main_test.go
@@ -1067,7 +1067,17 @@ func TestDB_DataSource(t *testing.T) {
 
 }
 func TestDB_CopyIn(t *testing.T) {
-	DB.Exec("create table if not exists example(name varchar, age integer)")
+	e:=DB.Exec("create table if not exists example(name varchar, age integer)").Error
+	defer func(){
+		er := DB.Exec("drop table if exists example").Error
+		if er != nil {
+			t.Fatal(e.Error())
+		}
+	}()
+	if e != nil {
+		t.Fatal(e.Error())
+	}
+	defer DB.Exec("drop table")
 	var args = make([][]interface{}, 0)
 	args = append(args, []interface{}{
 		"tom", 9,
@@ -1076,7 +1086,7 @@ func TestDB_CopyIn(t *testing.T) {
 	}, []interface{}{
 		"jim", 11,
 	})
-	e := DB.CopyIn(true, "example", args, "name", "age")
+	e = DB.CopyIn(true, "example", args, "name", "age")
 	if e != nil {
 		t.Fatal(e.Error())
 	}