diff --git a/sctptransport_test.go b/sctptransport_test.go
index d8eb6155d7f..b18fc2281cb 100644
--- a/sctptransport_test.go
+++ b/sctptransport_test.go
@@ -59,6 +59,8 @@ func TestSCTPTransportOnClose(t *testing.T) {
 	offerPC, answerPC, err := newPair()
 	require.NoError(t, err)
 
+	defer closePairNow(t, offerPC, answerPC)
+
 	answerPC.OnDataChannel(func(dc *DataChannel) {
 		dc.OnMessage(func(_ DataChannelMessage) {
 			if err1 := dc.Send([]byte("hello")); err1 != nil {