diff --git a/api/turing/webhook/constant.go b/api/turing/webhook/constant.go
index 68c0f6ce7..ff5702a3f 100644
--- a/api/turing/webhook/constant.go
+++ b/api/turing/webhook/constant.go
@@ -1,26 +1,41 @@
 package webhook
 
-import "github.com/caraml-dev/mlp/api/pkg/webhooks"
+import (
+	"errors"
+
+	"github.com/caraml-dev/mlp/api/pkg/webhooks"
+)
+
+var (
+	OnRouterCreated    = webhooks.EventType("OnRouterCreated")
+	OnRouterUpdated    = webhooks.EventType("OnRouterUpdated")
+	OnRouterDeleted    = webhooks.EventType("OnRouterDeleted")
+	OnRouterDeployed   = webhooks.EventType("OnRouterDeployed")
+	OnRouterUndeployed = webhooks.EventType("OnRouterUndeployed")
+
+	OnEnsemblerCreated = webhooks.EventType("OnEnsemblerCreated")
+	OnEnsemblerUpdated = webhooks.EventType("OnEnsemblerUpdated")
+	OnEnsemblerDeleted = webhooks.EventType("OnEnsemblerDeleted")
+)
 
 var (
-	OnRouterCreated    = webhooks.EventType("on-router-created")
-	OnRouterUpdated    = webhooks.EventType("on-router-updated")
-	OnRouterDeleted    = webhooks.EventType("on-router-deleted")
-	OnRouterDeployed   = webhooks.EventType("on-router-deployed")
-	OnRouterUndeployed = webhooks.EventType("on-router-undeployed")
+	// event list for router event
+	eventListRouter = map[webhooks.EventType]bool{
+		OnRouterCreated:    true,
+		OnRouterUpdated:    true,
+		OnRouterDeleted:    true,
+		OnRouterDeployed:   true,
+		OnRouterUndeployed: true,
+	}
 
-	OnEnsemblerCreated = webhooks.EventType("on-ensembler-created")
-	OnEnsemblerUpdated = webhooks.EventType("on-ensembler-updated")
-	OnEnsemblerDeleted = webhooks.EventType("on-ensembler-deleted")
+	// event list for ensembler event
+	eventListEnsembler = map[webhooks.EventType]bool{
+		OnEnsemblerCreated: true,
+		OnEnsemblerUpdated: true,
+		OnEnsemblerDeleted: true,
+	}
 )
 
-var eventList = []webhooks.EventType{
-	OnRouterCreated,
-	OnRouterUpdated,
-	OnRouterDeleted,
-	OnRouterDeployed,
-	OnRouterUndeployed,
-	OnEnsemblerCreated,
-	OnEnsemblerUpdated,
-	OnEnsemblerDeleted,
-}
+var (
+	ErrInvalidEventType = errors.New("invalid event type")
+)
diff --git a/api/turing/webhook/webhook.go b/api/turing/webhook/webhook.go
index 7421bb3fe..173b68011 100644
--- a/api/turing/webhook/webhook.go
+++ b/api/turing/webhook/webhook.go
@@ -14,7 +14,17 @@ type Client interface {
 }
 
 func NewWebhook(cfg *webhooks.Config) (Client, error) {
-	webhookManager, err := webhooks.InitializeWebhooks(cfg, eventList)
+	var eventTypeList []webhooks.EventType
+
+	for eventType := range eventListRouter {
+		eventTypeList = append(eventTypeList, eventType)
+	}
+
+	for eventType := range eventListEnsembler {
+		eventTypeList = append(eventTypeList, eventType)
+	}
+
+	webhookManager, err := webhooks.InitializeWebhooks(cfg, eventTypeList)
 	if err != nil {
 		return nil, err
 	}
@@ -51,6 +61,10 @@ func (w *webhook) isEventConfigured(eventType webhooks.EventType) bool {
 }
 
 func (w *webhook) TriggerRouterEvent(ctx context.Context, eventType webhooks.EventType, router *models.Router) error {
+	if isValid := eventListRouter[eventType]; !isValid {
+		return ErrInvalidEventType
+	}
+
 	body := &routerRequest{
 		EventType: eventType,
 		Router:    router,
@@ -64,6 +78,10 @@ func (w *webhook) TriggerEnsemblerEvent(
 	eventType webhooks.EventType,
 	ensembler models.EnsemblerLike,
 ) error {
+	if isValid := eventListEnsembler[eventType]; !isValid {
+		return ErrInvalidEventType
+	}
+
 	body := &ensemblerRequest{
 		EventType: eventType,
 		Ensembler: ensembler,
diff --git a/api/turing/webhook/webhook_test.go b/api/turing/webhook/webhook_test.go
index 4f4c5b706..c2c002492 100644
--- a/api/turing/webhook/webhook_test.go
+++ b/api/turing/webhook/webhook_test.go
@@ -190,6 +190,19 @@ func Test_webhook_TriggerRouterEvent(t *testing.T) {
 				).Once().Return(nil)
 			},
 		},
+		{
+			name: "negative - invalid event type",
+			fields: fields{
+				manager: mockWebhookManager,
+			},
+			args: args{
+				ctx:       context.TODO(),
+				eventType: OnEnsemblerCreated,
+				router:    &models.Router{},
+			},
+			mockFunc: func(args args) {},
+			wantErr:  true,
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
@@ -245,6 +258,19 @@ func Test_webhook_TriggerEnsemblerEvent(t *testing.T) {
 				).Once().Return(nil)
 			},
 		},
+		{
+			name: "negative - invalid event type",
+			fields: fields{
+				manager: mockWebhookManager,
+			},
+			args: args{
+				ctx:       context.TODO(),
+				eventType: OnRouterCreated,
+				ensembler: &models.GenericEnsembler{},
+			},
+			mockFunc: func(args args) {},
+			wantErr:  true,
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {