diff --git a/pkg/app/piped/appconfigreporter/appconfigreporter.go b/pkg/app/piped/appconfigreporter/appconfigreporter.go
index dc78c75739..d59e3d665d 100644
--- a/pkg/app/piped/appconfigreporter/appconfigreporter.go
+++ b/pkg/app/piped/appconfigreporter/appconfigreporter.go
@@ -356,10 +356,13 @@ func (r *Reporter) readApplicationInfo(repoDir, appDirRelPath, cfgFilename strin
 	if spec.Name == "" {
 		return nil, fmt.Errorf("missing application name")
 	}
+	kind, ok := cfg.Kind.ToApplicationKind()
+	if !ok {
+		return nil, fmt.Errorf("%q is not application config kind", cfg.Kind)
+	}
 	return &model.ApplicationInfo{
-		Name: spec.Name,
-		// TODO: Convert Kind string into dedicated type
-		//Kind:           cfg.Kind,
+		Name:           spec.Name,
+		Kind:           kind,
 		Labels:         spec.Labels,
 		Path:           appDirRelPath,
 		ConfigFilename: cfgFilename,
diff --git a/pkg/config/config.go b/pkg/config/config.go
index d016ec1a57..5e6f71153e 100644
--- a/pkg/config/config.go
+++ b/pkg/config/config.go
@@ -20,6 +20,7 @@ import (
 	"errors"
 	"fmt"
 	"os"
+	"strings"
 
 	"github.com/creasty/defaults"
 	"sigs.k8s.io/yaml"
@@ -67,6 +68,18 @@ const (
 	KindEventWatcher Kind = "EventWatcher"
 )
 
+// ToApplicationKind converts itself into model.ApplicationKind if it's for an application config.
+// Return false as a second returned value if it's not an application config.
+func (k Kind) ToApplicationKind() (model.ApplicationKind, bool) {
+	upper := strings.ToUpper(string(k))
+	kind := strings.TrimSuffix(upper, "APP")
+	appKind, ok := model.ApplicationKind_value[kind]
+	if !ok {
+		return -1, false
+	}
+	return model.ApplicationKind(appKind), true
+}
+
 var (
 	ErrNotFound = errors.New("not found")
 )
diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
index c1f1cd8c8c..ea3d69ac50 100644
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -19,6 +19,8 @@ import (
 	"testing"
 
 	"github.com/stretchr/testify/assert"
+
+	"github.com/pipe-cd/pipe/pkg/model"
 )
 
 func TestUnmarshalConfig(t *testing.T) {
@@ -79,3 +81,32 @@ func TestUnmarshalConfig(t *testing.T) {
 func newBoolPointer(v bool) *bool {
 	return &v
 }
+
+func TestKind_ToApplicationKind(t *testing.T) {
+	testcases := []struct {
+		name   string
+		k      Kind
+		want   model.ApplicationKind
+		wantOk bool
+	}{
+		{
+			name:   "App config",
+			k:      KindKubernetesApp,
+			want:   model.ApplicationKind_KUBERNETES,
+			wantOk: true,
+		},
+		{
+			name:   "Not an app config",
+			k:      KindPiped,
+			want:   -1,
+			wantOk: false,
+		},
+	}
+	for _, tc := range testcases {
+		t.Run(tc.name, func(t *testing.T) {
+			got, gotOk := tc.k.ToApplicationKind()
+			assert.Equal(t, tc.want, got)
+			assert.Equal(t, tc.wantOk, gotOk)
+		})
+	}
+}