diff --git a/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami.go b/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami.go
index b01a244518c..5075b9e52df 100644
--- a/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami.go
+++ b/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami.go
@@ -20,6 +20,7 @@ import (
 	"context"
 	"fmt"
 	"io"
+	"sort"
 
 	"github.com/spf13/cobra"
 	authenticationv1alpha1 "k8s.io/api/authentication/v1alpha1"
@@ -191,7 +192,14 @@ func printTableSelfSubjectAccessReview(obj runtime.Object, out io.Writer) error
 	}
 
 	if len(ui.Extra) > 0 {
-		for k, v := range ui.Extra {
+		sortedKeys := make([]string, 0, len(ui.Extra))
+		for k := range ui.Extra {
+			sortedKeys = append(sortedKeys, k)
+		}
+		sort.Strings(sortedKeys)
+
+		for _, k := range sortedKeys {
+			v := ui.Extra[k]
 			_, err := fmt.Fprintf(w, "Extra: %s\t%v\n", k, v)
 			if err != nil {
 				return fmt.Errorf("cannot write an extra: %w", err)
diff --git a/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami_test.go b/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami_test.go
index d97bb851f10..34e4d69b556 100644
--- a/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami_test.go
+++ b/staging/src/k8s.io/kubectl/pkg/cmd/auth/whoami_test.go
@@ -53,8 +53,8 @@ func TestWhoAmIRun(t *testing.T) {
 				`Username          jane.doe`,
 				`UID               uniq-id`,
 				`Groups            [students teachers]`,
-				`Extra: subjects   [math sports]`,
 				`Extra: skills     [reading learning]`,
+				`Extra: subjects   [math sports]`,
 				``,
 			},
 		},