diff --git a/url.go b/url.go
index 2f7d8b4..782b31c 100644
--- a/url.go
+++ b/url.go
@@ -96,6 +96,7 @@ func strip(link string) string {
 		"weibo_id":  e,
 		"fbclid":    e,
 		"chksm":     e,
+		"dt_dapp":   e,
 	}
 	queries := u.Query()
 	for key := range queries {