diff --git a/app/assets/javascripts/vue_shared/components/markdown/suggestion_diff_row.vue b/app/assets/javascripts/vue_shared/components/markdown/suggestion_diff_row.vue
index 0b598d3acafbaefc16ac0c80de6394b49765420e..05647c0793fdbfbfad55e643d97709217d4a2c15 100644
--- a/app/assets/javascripts/vue_shared/components/markdown/suggestion_diff_row.vue
+++ b/app/assets/javascripts/vue_shared/components/markdown/suggestion_diff_row.vue
@@ -32,9 +32,9 @@ export default {
       {{ line.new_line }}
     </td>
     <td
+      data-testid="suggestion-diff-content"
       class="line_content"
       :class="[{ 'd-table-cell': displayAsCell }, lineType]"
-      data-testid="suggestion-diff-content"
     >
       <span v-if="line.rich_text" v-safe-html="line.rich_text" class="line"></span>
       <span v-else-if="line.text" class="line">{{ line.text }}</span>
diff --git a/scripts/frontend/quarantined_vue3_specs.txt b/scripts/frontend/quarantined_vue3_specs.txt
index d66a8cc84fb155dfec90255550e9bdef3d80e061..9de7dcb19aeaf2b6cc4932a48bfe520d108d3d7c 100644
--- a/scripts/frontend/quarantined_vue3_specs.txt
+++ b/scripts/frontend/quarantined_vue3_specs.txt
@@ -276,7 +276,6 @@ spec/frontend/vue_shared/components/filtered_search_bar/filtered_search_bar_root
 spec/frontend/vue_shared/components/filtered_search_bar/tokens/date_token_spec.js
 spec/frontend/vue_shared/components/markdown/header_spec.js
 spec/frontend/vue_shared/components/markdown/markdown_editor_spec.js
-spec/frontend/vue_shared/components/markdown/suggestion_diff_row_spec.js
 spec/frontend/vue_shared/components/markdown_drawer/markdown_drawer_spec.js
 spec/frontend/vue_shared/components/metric_images/metric_image_details_modal_spec.js
 spec/frontend/vue_shared/components/page_heading_spec.js
diff --git a/spec/frontend/vue_shared/components/markdown/suggestion_diff_row_spec.js b/spec/frontend/vue_shared/components/markdown/suggestion_diff_row_spec.js
index c46a2d3e11785a1ff5b22aa11718a8f46ee93b07..fea8aa65001ffff076428480a23c43c393ba5cd9 100644
--- a/spec/frontend/vue_shared/components/markdown/suggestion_diff_row_spec.js
+++ b/spec/frontend/vue_shared/components/markdown/suggestion_diff_row_spec.js
@@ -1,4 +1,4 @@
-import { shallowMount } from '@vue/test-utils';
+import { shallowMountExtended } from 'helpers/vue_test_utils_helper';
 import SuggestionDiffRow from '~/vue_shared/components/markdown/suggestion_diff_row.vue';
 
 const oldLine = {
@@ -27,14 +27,14 @@ describe('SuggestionDiffRow', () => {
   let wrapper;
 
   const factory = (options = {}) => {
-    wrapper = shallowMount(SuggestionDiffRow, {
+    wrapper = shallowMountExtended(SuggestionDiffRow, {
       ...options,
     });
   };
 
   const findOldLineWrapper = () => wrapper.find('.old_line');
   const findNewLineWrapper = () => wrapper.find('.new_line');
-  const findSuggestionContent = () => wrapper.find('[data-testid="suggestion-diff-content"]');
+  const findSuggestionContent = () => wrapper.findByTestId('suggestion-diff-content');
 
   describe('renders correctly', () => {
     it('renders the correct base suggestion markup', () => {