diff --git a/src/pkg/exp/winfsnotify/winfsnotify_test.go b/src/pkg/exp/winfsnotify/winfsnotify_test.go
index 3f8ef504e9..4a1929a839 100644
--- a/src/pkg/exp/winfsnotify/winfsnotify_test.go
+++ b/src/pkg/exp/winfsnotify/winfsnotify_test.go
@@ -7,6 +7,7 @@
 package winfsnotify
 
 import (
+	"io/ioutil"
 	"os"
 	"testing"
 	"time"