diff --git a/frontend/src/views/NotFoundPage.spec.js b/frontend/src/views/NotFoundPage.spec.js
index 709b24807..c14f03b4f 100644
--- a/frontend/src/views/NotFoundPage.spec.js
+++ b/frontend/src/views/NotFoundPage.spec.js
@@ -3,11 +3,15 @@ import NotFoundPage from './NotFoundPage'
 
 const localVue = global.localVue
 
+const mocks = {
+  $t: jest.fn((t) => t),
+}
+
 describe('NotFoundPage', () => {
   let wrapper
 
   const Wrapper = () => {
-    return mount(NotFoundPage, { localVue })
+    return mount(NotFoundPage, { localVue, mocks })
   }
 
   describe('mount', () => {
@@ -16,7 +20,11 @@ describe('NotFoundPage', () => {
     })
 
     it('has a svg', () => {
-      expect(wrapper.find('svg').exists()).toBeTruthy()
+      expect(wrapper.find('svg.test-404').exists()).toBeTruthy()
+    })
+
+    it('has a back button', () => {
+      expect(wrapper.find('.test-back').exists()).toBeTruthy()
     })
   })
 })
diff --git a/frontend/src/views/NotFoundPage.vue b/frontend/src/views/NotFoundPage.vue
index 2efa6a4dc..3fe01d091 100755
--- a/frontend/src/views/NotFoundPage.vue
+++ b/frontend/src/views/NotFoundPage.vue
@@ -9,6 +9,7 @@
               <div class="row">
                 <div class="col-sm-12 col-md-12 mt-5 mb-5">
                   <svg
+                    class="test-404"
                     width="100%"
                     height="auto"
                     viewBox="0 0 636 324"
@@ -1186,7 +1187,9 @@
       </b-container>
     </div>
     <div class="text-center">
-      <b-button variant="light" @click="$router.go(-1)">{{ $t('back') }}</b-button>
+      <b-button class="test-back" variant="light" @click="$router.go(-1)">
+        {{ $t('back') }}
+      </b-button>
     </div>
   </div>
 </template>