diff --git a/src/components/component_preview/component_preview.vue b/src/components/component_preview/component_preview.vue
index e34a6f3c..3643703a 100644
--- a/src/components/component_preview/component_preview.vue
+++ b/src/components/component_preview/component_preview.vue
@@ -39,7 +39,7 @@
         :class="previewClass"
         :style="previewStyle"
       >
-        TEST
+        {{ $t('settings.style.themes3.editor.test_string') }}
       </div>
     </div>
     <input
diff --git a/src/i18n/en.json b/src/i18n/en.json
index 0f2a4781..088506ed 100644
--- a/src/i18n/en.json
+++ b/src/i18n/en.json
@@ -798,6 +798,7 @@
           "icon_color": "Icon color",
           "link_color": "Link color",
           "include_in_rule": "Add to rule",
+          "test_string": "TEST",
           "text_auto": {
             "label": "Auto-contrast",
             "no-preserve": "Black or White",