diff --git a/main.go b/main.go
index 25c4759..1ef692a 100644
--- a/main.go
+++ b/main.go
@@ -18,7 +18,7 @@ type NostrClient struct {
 }
 
 var (
-	TwitterUrlRegexp = regexp.MustCompile(`^(?:https?:\/\/)?((www\.)?(twitter|x)\.com)\/`)
+	TwitterUrlRegexp = regexp.MustCompile(`(?:https?:\/\/)?(?:www\.)?((?:twitter|x)\.com)\/\w+\/status(?:es)?\/\d+`)
 	// references:
 	// - https://github.com/zedeus/nitter/wiki/Instances
 	// - https://status.d420.de/
@@ -57,9 +57,9 @@ func main() {
 			var comment string
 
 			if m = TwitterUrlRegexp.FindStringSubmatch(item.Url); m != nil {
-				comment = strings.Replace(item.Url, m[1], "xcancel.com", 1)
+				comment = strings.Replace(m[0], m[1], "xcancel.com", 1)
 			} else if m = TwitterUrlRegexp.FindStringSubmatch(item.Text); m != nil {
-				comment = strings.Replace(item.Text, m[1], "xcancel.com", 1)
+				comment = strings.Replace(m[0], m[1], "xcancel.com", 1)
 			}
 
 			if comment != "" {