diff --git a/src/main/resources/templates/panel.html b/src/main/resources/templates/panel.html
index bba2de0..52f70cd 100644
--- a/src/main/resources/templates/panel.html
+++ b/src/main/resources/templates/panel.html
@@ -347,7 +347,7 @@
                                 <th:block th:unless="${section == 'actions' OR section == 'themes'}">
                                     <select class="form-select">
                                         <th:block th:each="tt: ${themes}">
-                                            <option th:value="${tt}.id" th:text="${tt}.title"></option>
+                                            <option th:value="${tt.id}" th:text="${tt.title}"></option>
                                         </th:block>
                                     </select>
                                 </th:block>