diff --git a/pkg/tsdb/mysql/mysql.go b/pkg/tsdb/mysql/mysql.go
index 2676273bd5b..8b9e74241d5 100644
--- a/pkg/tsdb/mysql/mysql.go
+++ b/pkg/tsdb/mysql/mysql.go
@@ -1,6 +1,7 @@
 package mysql
 
 import (
+  "container/list"
 	"context"
 	"database/sql"
 	"fmt"