diff --git a/ua.go b/ua.go
index a292f9c..842e353 100644
--- a/ua.go
+++ b/ua.go
@@ -147,6 +147,13 @@ func Parse(userAgent string) UserAgent {
 		}
 		ua.Bot = true
 
+	case tokens.existsAny("Bytespider", "Bytespider"):
+		if name := tokens.findBestMatch(false); name != "" {
+			ua.Name = name
+			ua.OS = ""
+		}
+		ua.Bot = true
+
 	case tokens.exists("Applebot"):
 		ua.Name = Applebot
 		ua.Version = tokens.get(Applebot)
diff --git a/ua_test.go b/ua_test.go
index fd88446..085c823 100644
--- a/ua_test.go
+++ b/ua_test.go
@@ -90,6 +90,8 @@ var testTable = [][]string{
 	{"Mozilla/5.0 (compatible; Yahoo Ad monitoring; https://help.yahoo.com/kb/yahoo-ad-monitoring-SLN24857.html) cnv.aws-prod---sieve.hlfs-rest_client/1681346790-0", "Yahoo Ad monitoring", "", "bot", ""},
 	{"GoogleProber", "GoogleProber", "", "bot", ""},
 	{"GoogleProducer; (+http://goo.gl/7y4SX)", "GoogleProducer", "", "bot", ""},
+	{"Mozilla/5.0 (compatible; Bytespider; spider-feedback@bytedance.com) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.0.0 Safari/537.36", "Bytespider", "", "bot", ""},
+	{"Mozilla/5.0 (Linux; Android 5.0) AppleWebKit/537.36 (KHTML, like Gecko) Mobile Safari/537.36 (compatible; Bytespider; spider-feedback@bytedance.com)", "Bytespider", "", "bot", ""},
 
 	// Google ads bots
 	{"Mozilla/5.0 (Linux; Android 4.0.0; Galaxy Nexus Build/IMM76B) AppleWebKit/537.36 (KHTML, like Gecko; Mediapartners-Google) Chrome/104.0.0.0 Mobile Safari/537.36", ua.GoogleAdsBot, "", "bot", ua.Android},