diff --git a/cmd/nerdctl/network/network_create_linux_test.go b/cmd/nerdctl/network/network_create_linux_test.go
index 2d1274f19ea..596375f33db 100644
--- a/cmd/nerdctl/network/network_create_linux_test.go
+++ b/cmd/nerdctl/network/network_create_linux_test.go
@@ -35,8 +35,6 @@ func TestNetworkCreate(t *testing.T) {
 	testCase.SubTests = []*test.Case{
 		{
 			Description: "vanilla",
-			// #3491 and #3508 may have helped - commenting this out for now
-			// Require:     nerdtest.IsFlaky("https://github.com/containerd/nerdctl/issues/3086"),
 			Setup: func(data test.Data, helpers test.Helpers) {
 				helpers.Ensure("network", "create", data.Identifier())
 				netw := nerdtest.InspectNetwork(helpers, data.Identifier())
@@ -66,8 +64,6 @@ func TestNetworkCreate(t *testing.T) {
 		},
 		{
 			Description: "with MTU",
-			// #3491 and #3508 may have helped - commenting this out for now
-			// Require:     nerdtest.IsFlaky("https://github.com/containerd/nerdctl/issues/3086"),
 			Setup: func(data test.Data, helpers test.Helpers) {
 				helpers.Ensure("network", "create", data.Identifier(), "--driver", "bridge", "--opt", "com.docker.network.driver.mtu=9216")
 			},
@@ -81,9 +77,7 @@ func TestNetworkCreate(t *testing.T) {
 		},
 		{
 			Description: "with ipv6",
-			// #3491 and #3508 may have helped - commenting this out for now
-			// Require:     nerdtest.IsFlaky("https://github.com/containerd/nerdctl/issues/3086"),
-			Require: nerdtest.OnlyIPv6,
+			Require:     nerdtest.OnlyIPv6,
 			Setup: func(data test.Data, helpers test.Helpers) {
 				subnetStr := "2001:db8:8::/64"
 				data.Set("subnetStr", subnetStr)
diff --git a/cmd/nerdctl/network/network_list_linux_test.go b/cmd/nerdctl/network/network_list_linux_test.go
index af8c8d1ca0b..22620287a66 100644
--- a/cmd/nerdctl/network/network_list_linux_test.go
+++ b/cmd/nerdctl/network/network_list_linux_test.go
@@ -29,9 +29,6 @@ import (
 func TestNetworkLsFilter(t *testing.T) {
 	testCase := nerdtest.Setup()
 
-	// #3491 and #3508 may have helped - commenting this out for now
-	// testCase.Require =     nerdtest.IsFlaky("https://github.com/containerd/nerdctl/issues/3086"),
-
 	testCase.Setup = func(data test.Data, helpers test.Helpers) {
 		data.Set("identifier", data.Identifier())
 		data.Set("label", "mylabel=label-1")
diff --git a/pkg/cmd/image/ensure.go b/pkg/cmd/image/ensure.go
index de2634871ea..fe5f6ca88c5 100644
--- a/pkg/cmd/image/ensure.go
+++ b/pkg/cmd/image/ensure.go
@@ -65,9 +65,6 @@ func ensureOne(ctx context.Context, client *containerd.Client, rawRef string, ta
 	if err != nil {
 		return err
 	}
-	// if platform == nil {
-	//	platform = platforms.DefaultSpec()
-	//}
 	pltf := []ocispec.Platform{platform}
 	platformComparer := platformutil.NewMatchComparerFromOCISpecPlatformSlice(pltf)
 
diff --git a/pkg/testutil/testutil.go b/pkg/testutil/testutil.go
index 6663e138c26..eb70bfce5b0 100644
--- a/pkg/testutil/testutil.go
+++ b/pkg/testutil/testutil.go
@@ -180,9 +180,7 @@ func (b *Base) EnsureDaemonActive() {
 		sleep    = 3 * time.Second
 	)
 	for i := 0; i < maxRetry; i++ {
-		cmd := exec.Command("systemctl",
-			append(systemctlArgs,
-				[]string{"is-active", target}...)...)
+		cmd := exec.Command("systemctl", append(systemctlArgs, "is-active", target)...)
 		out, err := cmd.CombinedOutput()
 		b.T.Logf("(retry=%d) %s", i, string(out))
 		if err == nil {
@@ -204,10 +202,7 @@ func (b *Base) DumpDaemonLogs(minutes int) {
 	b.T.Helper()
 	target := b.systemctlTarget()
 	cmd := exec.Command("journalctl",
-		append(b.systemctlArgs(),
-			[]string{"-u", target,
-				"--no-pager",
-				"-S", fmt.Sprintf("%d min ago", minutes)}...)...)
+		append(b.systemctlArgs(), "-u", target, "--no-pager", "-S", fmt.Sprintf("%d min ago", minutes))...)
 	b.T.Logf("===== %v =====", cmd.Args)
 	out, err := cmd.CombinedOutput()
 	if err != nil {