diff --git a/swarm/pss/pss_test.go b/swarm/pss/pss_test.go
index 46daa46741..e6dd44ee90 100644
--- a/swarm/pss/pss_test.go
+++ b/swarm/pss/pss_test.go
@@ -932,6 +932,7 @@ func TestPeerCapabilityMismatch(t *testing.T) {
 		Payload: &whisper.Envelope{},
 	}
 	ps := newTestPss(privkey, kad, nil)
+	defer ps.Stop()
 
 	// run the forward
 	// it is enough that it completes; trying to send to incapable peers would create segfault