diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 83c5a0c6..8f746c2b 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,6 +1,10 @@
 Changelog
 =========
 
+2.5.6 (Unreleased)
+-----------------------
+- Fix #421: Labels encoding (see [migration guide](https://github.com/humhub/humhub/blob/master/MIGRATE-DEV.md#version-1181))
+
 2.5.5 (February 13, 2026)
 -----------------------
 - Fix #404: `.row` HTML elements without `.container` overflow
diff --git a/module.json b/module.json
index ef6ceccb..175dac3e 100644
--- a/module.json
+++ b/module.json
@@ -3,9 +3,9 @@
     "name": "Wiki",
     "description": "Create and edit pages with this powerful tool. Build a collaborative knowledge base, view and share information with your colleagues.",
     "keywords": ["wiki"],
-    "version": "2.5.5",
+    "version": "2.5.6",
     "humhub": {
-        "minVersion": "1.18",
+        "minVersion": "1.18.1",
         "maxVersion": "1.18"
     },
     "homepage": "https://github.com/humhub/wiki",
diff --git a/widgets/views/wikiSearchForm.php b/widgets/views/wikiSearchForm.php
index 10cb93ae..cf9fa401 100644
--- a/widgets/views/wikiSearchForm.php
+++ b/widgets/views/wikiSearchForm.php
@@ -6,7 +6,6 @@
  */
 
 use humhub\helpers\Html;
-use humhub\modules\ui\icon\widgets\Icon;
 use humhub\widgets\bootstrap\Button;
 use humhub\widgets\form\ActiveForm;
 
@@ -19,6 +18,6 @@
 
 <?= Html::textInput('keyword', $keyword, ['placeholder' => $placeholder, 'class' => 'form-control']) ?>
 
-<?= Button::light(Icon::get('search'))->submit() ?>
+<?= Button::light()->icon('search')->submit() ?>
 
 <?php ActiveForm::end() ?>
diff --git a/widgets/views/wikiSidebar.php b/widgets/views/wikiSidebar.php
index 8a677e3e..6976eaa9 100644
--- a/widgets/views/wikiSidebar.php
+++ b/widgets/views/wikiSidebar.php
@@ -28,7 +28,7 @@
         <?php WikiContent::begin(['cssClass' => 'wiki-page-content']) ?>
         <div class="wiki-page-content-header clearfix">
             <div class="d-flex align-items-end gap-3 py-2">
-                <h3 class="m-0 p-0"><?= Link::to(Html::encode($settings->module_label), Url::toLastEdited($contentContainer)) ?></h3>
+                <h3 class="m-0 p-0"><?= Link::to($settings->module_label, Url::toLastEdited($contentContainer)) ?></h3>
                 <?= Button::accent()->icon('fa-plus')->link(Url::toWikiCreate($contentContainer))->cssClass('btn-add-page my-1')->sm() ?>
             </div>
             <?= WikiSearchForm::widget(['contentContainer' => $contentContainer]) ?>