diff --git a/cmd/extensions-validator/cmd/validate.go b/cmd/extensions-validator/cmd/validate.go
index 6cebc79..3514bfb 100644
--- a/cmd/extensions-validator/cmd/validate.go
+++ b/cmd/extensions-validator/cmd/validate.go
@@ -7,13 +7,11 @@ package cmd
 import (
 	"errors"
 	"fmt"
-	"os"
 	"strings"
 
 	"github.com/blang/semver/v4"
 	"github.com/siderolabs/talos/pkg/machinery/extensions"
 	"github.com/spf13/cobra"
-	"gopkg.in/yaml.v3"
 )
 
 var validateCmd = &cobra.Command{
@@ -29,22 +27,16 @@ var validateCmd = &cobra.Command{
 
 var (
 	rootfsPath string
-	pkgFile    string
+	pkgName    string
 )
 
 func init() {
 	validateCmd.Flags().StringVar(&rootfsPath, "rootfs", "", "Path to the rootfs")
 	validateCmd.MarkFlagRequired("rootfs") //nolint:errcheck
-	validateCmd.Flags().StringVar(&pkgFile, "pkg-file", "", "Path to the pkg.yaml file")
+	validateCmd.Flags().StringVar(&pkgName, "pkg-name", "", "Pkg name defined in the pkg file")
 	rootCmd.AddCommand(validateCmd)
 }
 
-// PartialPkgFile represents a partial package file
-// we only care about the name field.
-type PartialPkgFile struct {
-	Name string `yaml:"name"`
-}
-
 func validateRootfs() error {
 	if rootfsPath == "" {
 		return errors.New("rootfs path is required")
@@ -55,22 +47,9 @@ func validateRootfs() error {
 		return fmt.Errorf("error loading extension: %w", err)
 	}
 
-	if pkgFile != "" {
-		// load the pkg file
-		pkgFileData, err := os.ReadFile(pkgFile)
-		if err != nil {
-			return fmt.Errorf("error loading pkg file: %w", err)
-		}
-
-		var pkg PartialPkgFile
-
-		// unmarshal the pkg file
-		if err := yaml.Unmarshal(pkgFileData, &pkg); err != nil {
-			return fmt.Errorf("error unmarshalling pkg file: %w", err)
-		}
-
-		if pkg.Name != extension.Manifest.Metadata.Name {
-			return fmt.Errorf("pkg name does not match extension name: %s != %s", pkg.Name, extension.Manifest.Metadata.Name)
+	if pkgName != "" {
+		if pkgName != extension.Manifest.Metadata.Name {
+			return fmt.Errorf("pkg name does not match extension name: %s != %s", pkgName, extension.Manifest.Metadata.Name)
 		}
 	}