diff --git a/src/app/search/components/output/output-by-category.component.spec.ts b/src/app/search/components/output/output-by-category.component.spec.ts
index 713096dac97179f176eabdccdee296b8b333b4d7..1854fa3ea627e63a10763b8efc3cb89cf69e5c71 100644
--- a/src/app/search/components/output/output-by-category.component.spec.ts
+++ b/src/app/search/components/output/output-by-category.component.spec.ts
@@ -1,8 +1,6 @@
 import { async, ComponentFixture, TestBed } from '@angular/core/testing';
 import { Component, ViewChild } from '@angular/core';
 
-import { ToastrModule } from 'ngx-toastr';
-import { ToastrService } from 'ngx-toastr';
 import { OutputByCategoryComponent } from './output-by-category.component';
 import { Attribute } from '../../../metamodel/model';
 import { ATTRIBUTE_LIST } from '../../../../settings/test-data';
@@ -38,9 +36,7 @@ describe('[Search][Output] Component: OutputByCategoryComponent', () => {
             declarations: [
                 OutputByCategoryComponent,
                 TestHostComponent
-            ],
-            imports: [ToastrModule.forRoot()],
-            providers: [ToastrService]
+            ]
         });
         testHostFixture = TestBed.createComponent(TestHostComponent);
         testHostComponent = testHostFixture.componentInstance;
diff --git a/src/app/search/components/output/output-tabs.component.spec.ts b/src/app/search/components/output/output-tabs.component.spec.ts
index 142869def3242fb92083caff5a34b16474b59e5d..e1ea3a0a6314934352beeea95cd4d33b1dc091b7 100644
--- a/src/app/search/components/output/output-tabs.component.spec.ts
+++ b/src/app/search/components/output/output-tabs.component.spec.ts
@@ -2,6 +2,8 @@ import { async, ComponentFixture, TestBed } from '@angular/core/testing';
 import { Component, Input, Output, EventEmitter, ViewChild } from '@angular/core';
 import { BrowserAnimationsModule } from '@angular/platform-browser/animations';
 
+import { ToastrModule } from 'ngx-toastr';
+import { ToastrService } from 'ngx-toastr';
 import { AccordionModule } from 'ngx-bootstrap/accordion';
 import { OutputTabsComponent } from './output-tabs.component';
 import { Attribute, Family, Category } from '../../../metamodel/model';
@@ -47,7 +49,8 @@ describe('[Search][Output] Component: OutputTabsComponent', () => {
                 TestHostComponent,
                 OutputByFamilyStubComponent
             ],
-            imports: [AccordionModule.forRoot(), BrowserAnimationsModule]
+            imports: [AccordionModule.forRoot(), BrowserAnimationsModule, ToastrModule.forRoot()],
+            providers: [ToastrService]
         });
         testHostFixture = TestBed.createComponent(TestHostComponent);
         testHostComponent = testHostFixture.componentInstance;