diff --git a/src/Orchard.Web/Modules/Orchard.DynamicForms/Forms/DynamicFormValidatingForm.cs b/src/Orchard.Web/Modules/Orchard.DynamicForms/Forms/DynamicFormValidatingForm.cs
index 11b10e708..c6082167d 100644
--- a/src/Orchard.Web/Modules/Orchard.DynamicForms/Forms/DynamicFormValidatingForm.cs
+++ b/src/Orchard.Web/Modules/Orchard.DynamicForms/Forms/DynamicFormValidatingForm.cs
@@ -1,6 +1,8 @@
-using Orchard.Forms.Services;
+using Orchard.Environment.Extensions;
+using Orchard.Forms.Services;
 
 namespace Orchard.DynamicForms.Forms {
+    [OrchardFeature("Orchard.DynamicForms.Activities.Validation")]
     public class DynamicFormValidatingForm : Component, IFormProvider {
         public void Describe(DescribeContext context) {
             context.Form("DynamicFormValidatingScript", shapeFactory => {
diff --git a/src/Orchard.Web/Modules/Orchard.DynamicForms/Handlers/WorkflowValidatorCoordinator.cs b/src/Orchard.Web/Modules/Orchard.DynamicForms/Handlers/WorkflowValidatorCoordinator.cs
index 3f6c9e523..f5198ac3a 100644
--- a/src/Orchard.Web/Modules/Orchard.DynamicForms/Handlers/WorkflowValidatorCoordinator.cs
+++ b/src/Orchard.Web/Modules/Orchard.DynamicForms/Handlers/WorkflowValidatorCoordinator.cs
@@ -2,10 +2,12 @@
 using Orchard.DynamicForms.Activities;
 using Orchard.DynamicForms.Services;
 using Orchard.DynamicForms.Services.Models;
+using Orchard.Environment.Extensions;
 using Orchard.Layouts.Helpers;
 using Orchard.Workflows.Services;
 
 namespace Orchard.DynamicForms.Handlers {
+    [OrchardFeature("Orchard.DynamicForms.Activities.Validation")]
     public class WorkflowValidatorCoordinator : FormEventHandlerBase {
         private readonly IWorkflowManager _workflowManager;
         public WorkflowValidatorCoordinator(IWorkflowManager workflowManager) {