diff --git a/frontend/.eslintrc.js b/frontend/.eslintrc.js
index eedb27dd55..ffc0ec3109 100644
--- a/frontend/.eslintrc.js
+++ b/frontend/.eslintrc.js
@@ -24,6 +24,8 @@ module.exports = {
       process.env.NODE_ENV === 'production'
         ? 'warn'
         : 'off',
-    'vue/no-v-html': 'off'
+    'vue/no-v-html': 'off',
+    'vue/no-unused-components': 'warn',
+    'no-unused-vars': 'warn'
   }
 }
diff --git a/frontend/src/modules/activity/components/activity-content.vue b/frontend/src/modules/activity/components/activity-content.vue
index 264abee4f3..b3fe5a2591 100644
--- a/frontend/src/modules/activity/components/activity-content.vue
+++ b/frontend/src/modules/activity/components/activity-content.vue
@@ -162,7 +162,7 @@ export default {
         .toImage(content)
         .trim()
         .replaceAll(
-          /(?<!"):[a-z_-]+:/g,
+          new RegExp('(?<!"):[a-z_-]+:', 'g'),
           '<abbr class="no-underline" title="Unable to detect emoji">&#65533;</abbr>'
         )
     }