diff --git a/src/app.controller.spec.ts b/src/app.controller.spec.ts
index d22f389..362289e 100644
--- a/src/app.controller.spec.ts
+++ b/src/app.controller.spec.ts
@@ -16,7 +16,7 @@ describe('AppController', () => {
 
   describe('root', () => {
     it('should return "Hello World!"', () => {
-      expect(appController.getHello()).toBe('Hello World!');
+      expect(appController.getHello()).toBe('This is the main app!');
     });
   });
 });
diff --git a/src/app.module.ts b/src/app.module.ts
index 41524a5..e6f266a 100644
--- a/src/app.module.ts
+++ b/src/app.module.ts
@@ -5,7 +5,15 @@ import { AppController } from './app.controller';
 import { AppService } from './app.service';
 import { ParticipantModule } from './participant/participant.module';
 import { QuestionModule } from './question/question.module';
-// import { TestModule } from './test/test.module';
+import { AnswerModule } from './answer/answer.module';
+import { AttachmentModule } from './attachment/attachment.module';
+import { FormModule } from './form/form.module';
+import { FormPageModule } from './formPage/formPage.module';
+import { FormResultModule } from './formResult/formResult.module';
+import { FormSectionModule } from './formSection/formSection.module';
+import { OptionModule } from './option/option.module';
+import { ParticipanGrouptModule } from './participantGroup/participantGroup.module';
+import { RealmModule } from './realm/realm.module';
 
 @Module({
   imports: [
@@ -14,7 +22,16 @@ import { QuestionModule } from './question/question.module';
     }),
     MongooseModule.forRoot(process.env.MONGODB_URI || 'mongodb://localhost:27017/db'),
     ParticipantModule,
-    QuestionModule
+    QuestionModule,
+    AnswerModule,
+    AttachmentModule,
+    FormModule,
+    FormPageModule,
+    FormResultModule,
+    FormSectionModule,
+    OptionModule,
+    ParticipanGrouptModule,
+    RealmModule
   ],
   controllers: [AppController],
   providers: [AppService],