diff --git a/app/Library/Purifier.php b/app/Library/Purifier.php
index e73fb979..f2e571af 100644
--- a/app/Library/Purifier.php
+++ b/app/Library/Purifier.php
@@ -23,6 +23,7 @@ class Purifier
      */
     protected $options = [
         'CSS.AllowedProperties' => 'color,font-size,text-align,background-color',
+        'Core.EscapeNonASCIICharacters' => true,
         'AutoFormat.AutoParagraph' => true,
         'AutoFormat.RemoveEmpty' => true,
         'HTML.TargetBlank' => true,
@@ -57,7 +58,7 @@ class Purifier
 
         $serializerPath = cache_path('purifier');
 
-        if (file_exists($serializerPath) == false) {
+        if (!file_exists($serializerPath)) {
             mkdir($serializerPath, 0777);
         }