diff --git a/testscript/script_test.go b/testscript/script_test.go
index 123359ff6c6997e6c0bcbbcf498b4d29beb686b0..33b50c18eca50a117b038065206b3f991b97dce7 100644
--- a/testscript/script_test.go
+++ b/testscript/script_test.go
@@ -76,11 +76,11 @@ func TestScript(t *testing.T) {
 						HostKeyCallback: ssh.InsecureIgnoreHostKey(),
 					},
 				)
-				check(ts, err, neg)
+				ts.Check(err)
 				defer cli.Close()
 
 				sess, err := cli.NewSession()
-				check(ts, err, neg)
+				ts.Check(err)
 				defer sess.Close()
 
 				sess.Stdout = ts.Stdout()