diff --git a/go.mod b/go.mod
index cc72cd5..4c18581 100644
--- a/go.mod
+++ b/go.mod
@@ -3,6 +3,7 @@ module github.com/athanorlabs/go-p2p-net
 go 1.19
 
 require (
+	github.com/fortytw2/leaktest v1.3.0
 	github.com/ipfs/go-ds-badger2 v0.1.3
 	github.com/ipfs/go-log v1.0.5
 	github.com/libp2p/go-libp2p v0.26.2
diff --git a/go.sum b/go.sum
index 06ac173..cc66eba 100644
--- a/go.sum
+++ b/go.sum
@@ -78,6 +78,8 @@ github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7
 github.com/flynn/go-shlex v0.0.0-20150515145356-3f9db97f8568/go.mod h1:xEzjJPgXI435gkrCt3MPfRiAkVrwSbHsst4LCFVfpJc=
 github.com/flynn/noise v1.0.0 h1:DlTHqmzmvcEiKj+4RYo/imoswx/4r6iBlCMfVtrMXpQ=
 github.com/flynn/noise v1.0.0/go.mod h1:xbMo+0i6+IGbYdJhF31t2eR1BIU0CYc12+BNAKwUTag=
+github.com/fortytw2/leaktest v1.3.0 h1:u8491cBMTQ8ft8aeV+adlcytMZylmA5nnwwkRZjI8vw=
+github.com/fortytw2/leaktest v1.3.0/go.mod h1:jDsjWgpAGjm2CA7WthBh/CdZYEPF31XHquHwclZch5g=
 github.com/francoispqt/gojay v1.2.13 h1:d2m3sFjloqoIUQU3TsHBgj6qg/BVGlTBeHDUmyJnXKk=
 github.com/francoispqt/gojay v1.2.13/go.mod h1:ehT5mTG4ua4581f1++1WLG0vPdaA9HaiDsoyrBGkyDY=
 github.com/frankban/quicktest v1.14.4 h1:g2rn0vABPOOXmZUj+vbmUp0lPoXEMuhTpIluN0XL9UY=
diff --git a/host_test.go b/host_test.go
index 1b51adc..8ec68d7 100644
--- a/host_test.go
+++ b/host_test.go
@@ -6,6 +6,7 @@ import (
 	"testing"
 	"time"
 
+	"github.com/fortytw2/leaktest"
 	logging "github.com/ipfs/go-log"
 	"github.com/libp2p/go-libp2p/core/peer"
 	"github.com/stretchr/testify/require"
@@ -20,8 +21,12 @@ func init() {
 func basicTestConfig(t *testing.T, namespaces []string) *Config {
 	// t.TempDir() is unique on every call. Don't reuse this config with multiple hosts.
 	tmpDir := t.TempDir()
+
+	ctx, cancel := context.WithCancel(context.Background())
+	t.Cleanup(cancel)
+
 	return &Config{
-		Ctx:       context.Background(),
+		Ctx:       ctx,
 		DataDir:   tmpDir,
 		Port:      0, // OS randomized libp2p port
 		KeyFile:   path.Join(tmpDir, "node.key"),
@@ -44,6 +49,7 @@ func newHost(t *testing.T, cfg *Config) *Host {
 }
 
 func TestNewHost(t *testing.T) {
+	t.Cleanup(leaktest.Check(t))
 	h := newHost(t, basicTestConfig(t, []string{""}))
 	err := h.Start()
 	require.NoError(t, err)