diff --git a/client.go b/client.go
index ff4d5ce..d1664c4 100644
--- a/client.go
+++ b/client.go
@@ -3,6 +3,7 @@ package main
 import (
 	"errors"
 	"strings"
+	"time"
 )
 
 func getLockedClient(id int64, createMissing bool) (*ChirpClient, bool) {