diff --git a/modules/module/module.admin.view.php b/modules/module/module.admin.view.php
index 9f7bc3dbb..8a910749c 100644
--- a/modules/module/module.admin.view.php
+++ b/modules/module/module.admin.view.php
@@ -306,6 +306,9 @@ class moduleAdminView extends module
 		Context::set('page_navigation', $output->page_navigation);
 		Context::set('page', $page);
 		
+		$max_filesize = min(FileHandler::returnBytes(ini_get('upload_max_filesize')), FileHandler::returnBytes(ini_get('post_max_size')));
+		Context::set('max_filesize', $max_filesize);
+		
 		$oSecurity = new Security();
 		$oSecurity->encodeHTML('filebox_list..comment', 'filebox_list..attributes.');
 		$this->setTemplateFile('adminFileBox');
diff --git a/modules/module/tpl/adminFileBox.html b/modules/module/tpl/adminFileBox.html
index 38dbfda11..12cc5b351 100644
--- a/modules/module/tpl/adminFileBox.html
+++ b/modules/module/tpl/adminFileBox.html
@@ -31,7 +31,7 @@
 		<div class="x_control-group">
 			<label for="file" class="x_control-label">{$lang->file}</label>
 			<div class="x_controls">
-				<input type="file" name="addfile" id="file" />
+				<input type="file" name="addfile" id="file" data-max-filesize="{$max_filesize}" data-max-filesize-error="{lang('file.allowed_filesize_exceeded')|escape}" />
 			</div>
 		</div>
 		<div class="btnArea">