diff --git a/Classes/ViewHelpers/TranslateElementPropertyViewHelper.php b/Classes/ViewHelpers/TranslateElementPropertyViewHelper.php
index 513232f..8cff459 100644
--- a/Classes/ViewHelpers/TranslateElementPropertyViewHelper.php
+++ b/Classes/ViewHelpers/TranslateElementPropertyViewHelper.php
@@ -141,7 +141,7 @@ public static function renderStatic(array $arguments, \Closure $renderChildrenCl
                 foreach ($ret as $key => $value) {
                     $ret[$key] = self::renderTranslation(
                         $translationKey . '.' . $key,
-                        $value,
+                        (string)$value,
                         $translationArguments
                     );
                 }
diff --git a/ext_emconf.php b/ext_emconf.php
index 9d562af..a7d5461 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -7,7 +7,7 @@
     'author' => 'Alexander Bohndorf',
     'author_email' => 'bohndorf@sitegeist.de',
     'state' => 'beta',
-    'version' => '2.3.0',
+    'version' => '2.3.1',
     'constraints' => [
         'depends' => [
             'typo3' => '10.0.0-11.5.99',