diff --git a/cmd/neofs-adm/internal/modules/morph/initialize_deploy.go b/cmd/neofs-adm/internal/modules/morph/initialize_deploy.go
index 9e3913966c..e21f86e0fb 100644
--- a/cmd/neofs-adm/internal/modules/morph/initialize_deploy.go
+++ b/cmd/neofs-adm/internal/modules/morph/initialize_deploy.go
@@ -104,6 +104,9 @@ func (c *initializeContext) deployNNS(method string) error {
 	}
 
 	params := getContractDeployParameters(cs.RawNEF, cs.RawManifest, nil)
+	if method == updateMethodName {
+		params = params[:len(params)-1] // update has only NEF and manifest args
+	}
 
 	signer := transaction.Signer{
 		Account: c.CommitteeAcc.Contract.ScriptHash(),