diff --git a/src/Form/UiImage.php b/src/Form/UiImage.php
index 03f6846..0124d5b 100644
--- a/src/Form/UiImage.php
+++ b/src/Form/UiImage.php
@@ -11,8 +11,6 @@ class UiImage extends UiElement implements Extension {
 
     public array $tokens = [ "ui:img", "ui:image" ];
 
-    public string $tag = "img";
-
     public array $attributes = [
         'class' => 'ui-image',
     ];
@@ -21,6 +19,10 @@ class UiImage extends UiElement implements Extension {
         'tag-type' => "single",
     ];
 
+    public function __construct(
+        public string $tag = "img",
+    ) {}
+
     public function parse(\Picea\Compiler\Context &$context, ?string $arguments, string $token, array $options = []) : string
     {
         return "<?php echo ( new \\" . static::class . "() )->buildHtml($arguments) ?>";
diff --git a/src/Form/UiTextarea.php b/src/Form/UiTextarea.php
index ab58fa6..3586838 100644
--- a/src/Form/UiTextarea.php
+++ b/src/Form/UiTextarea.php
@@ -25,9 +25,15 @@ class UiTextarea extends UiInput {
 
         return "<?php echo ( new \\" . static::class . "(raw: $raw) )->buildHtml($arguments) ?>";
     }
-
     protected function setValue($value) : void
     {
         $this->echoRaw ? $this->html($value) : $this->text($value);
     }
+
+    protected function echoRaw(bool $value) : self
+    {
+        $this->echoRaw = $value;
+
+        return $this;
+    }
 }
diff --git a/src/Method/FormContext.php b/src/Method/FormContext.php
index bab16df..7120270 100644
--- a/src/Method/FormContext.php
+++ b/src/Method/FormContext.php
@@ -38,7 +38,7 @@ class FormContext implements FormContextInterface
         $this->values = $request->getParsedBody() ?: [];
 
         if ( ! $this->values ) {
-            $content = utf8_encode((string) $request->getBody());
+            $content = mb_convert_encoding((string) $request->getBody(), 'UTF-8');
 
             if ( $content && ( $json = json_decode($content, true) ) ) {
                 $this->values = $json;