diff --git a/Resources/public/css/screen.css b/Resources/public/css/screen.css
index 3e23c33..aa805b1 100644
--- a/Resources/public/css/screen.css
+++ b/Resources/public/css/screen.css
@@ -594,7 +594,7 @@ form .parameters {
   width: 50%;
 }
 
-form .parameters .tuple input {
+form .parameters .tuple input, form .parameters .tuple textarea {
 	width: 40%;
 }
 
diff --git a/Resources/views/layout.html.twig b/Resources/views/layout.html.twig
index 3593eac..c9fa629 100644
--- a/Resources/views/layout.html.twig
+++ b/Resources/views/layout.html.twig
@@ -208,6 +208,9 @@
                         case "file":
                             $('<input type="file" class="value" placeholder="'+ placeholder +'">').insertAfter($context);
                             break;
+                        case "textarea":
+                            $('<textarea class="value" placeholder="'+ placeholder +'" />').insertAfter($context);
+                            break;
                         default:
                             $('<input type="text" class="value" placeholder="'+ placeholder +'">').insertAfter($context);
                     }
diff --git a/Resources/views/method.html.twig b/Resources/views/method.html.twig
index 01a6729..dc2517b 100644
--- a/Resources/views/method.html.twig
+++ b/Resources/views/method.html.twig
@@ -248,6 +248,7 @@
                                                 <option value="string">String</option>
                                                 <option value="boolean">Boolean</option>
                                                 <option value="file">File</option>
+                                                <option value="textarea">Textarea</option>
                                             </select>
                                             <input type="text" class="value" placeholder="{% if infos.dataType %}[{{ infos.dataType }}] {% endif %}{% if infos.format %}{{ infos.format }}{% endif %}{% if infos.description %}{{ infos.description }}{% else %}Value{% endif %}" {% if infos.default is defined %} value="{{ infos.default }}" {% endif %}/> <span class="remove">-</span>
                                         </p>
@@ -317,6 +318,7 @@
                                                 <option value="string">String</option>
                                                 <option value="boolean">Boolean</option>
                                                 <option value="file">File</option>
+                                                <option value="textarea">Textarea</option>
                                             </select>
                             <input type="text" class="value" placeholder="Value" /> <span class="remove">-</span>
                         </p>