diff --git a/examples/modal/modal.go b/examples/modal/modal.go
index 49ffa863c..155f2f714 100644
--- a/examples/modal/modal.go
+++ b/examples/modal/modal.go
@@ -19,6 +19,7 @@ import (
 	"net/http"
 
 	"github.com/slack-go/slack"
+	"time"
 )
 
 func generateModalRequest() slack.ModalViewRequest {