diff --git a/tests/container_test.go b/tests/container_test.go
index d57003f..0847663 100644
--- a/tests/container_test.go
+++ b/tests/container_test.go
@@ -28,13 +28,17 @@ const (
 	containerAliasFee = 0o_0050_0000
 )
 
+const (
+	containerRootDomain = "frostfs"
+)
+
 func deployContainerContract(t *testing.T, e *neotest.Executor, addrNetmap, addrBalance, addrNNS util.Uint160) util.Uint160 {
 	args := make([]any, 5)
 	args[0] = addrNetmap
 	args[1] = addrBalance
 	args[2] = util.Uint160{} // not needed for now
 	args[3] = addrNNS
-	args[4] = "frostfs"
+	args[4] = containerRootDomain
 
 	c := neotest.CompileFile(t, e.CommitteeHash, containerPath, path.Join(containerPath, "config.yml"))
 	e.DeployContract(t, c, args)
@@ -207,14 +211,14 @@ func TestContainerPut(t *testing.T) {
 			stackitem.NewByteArray([]byte(base58.Encode(cnt.id[:]))),
 		})
 		cNNS := c.CommitteeInvoker(nnsHash)
-		cNNS.Invoke(t, expected, "resolve", "mycnt.frostfs", int64(nns.TXT))
+		cNNS.Invoke(t, expected, "resolve", "mycnt."+containerRootDomain, int64(nns.TXT))
 
 		t.Run("name is already taken", func(t *testing.T) {
 			c.InvokeFail(t, "name is already taken", "putNamed", putArgs...)
 		})
 
 		c.Invoke(t, stackitem.Null{}, "delete", cnt.id[:], cnt.sig, cnt.pub, cnt.token)
-		cNNS.Invoke(t, stackitem.Null{}, "resolve", "mycnt.frostfs", int64(nns.TXT))
+		cNNS.Invoke(t, stackitem.Null{}, "resolve", "mycnt."+containerRootDomain, int64(nns.TXT))
 
 		t.Run("register in advance", func(t *testing.T) {
 			cnt.value[len(cnt.value)-1] = 10
@@ -246,9 +250,9 @@ func TestContainerPut(t *testing.T) {
 		nnsInv := c.NewInvoker(ctrNNS.Hash, acc)
 		containerInv := c.WithSigners(c.Committee, acc)
 
-		nnsInv.InvokeFail(t, "not witnessed by admin", "addRecord", "frostfs", int64(nns.TXT), nns.Cnametgt+"=animals")
+		nnsInv.InvokeFail(t, "not witnessed by admin", "addRecord", containerRootDomain, int64(nns.TXT), nns.Cnametgt+"=animals")
 		containerInv.Invoke(t, stackitem.Null{}, "setAdmin", acc.ScriptHash())
-		nnsInv.Invoke(t, stackitem.Null{}, "addRecord", "frostfs", int64(nns.TXT), nns.Cnametgt+"=animals")
+		nnsInv.Invoke(t, stackitem.Null{}, "addRecord", containerRootDomain, int64(nns.TXT), nns.Cnametgt+"=animals")
 	})
 
 	t.Run("create global domain", func(t *testing.T) {