diff --git a/CHANGELOG.md b/CHANGELOG.md
index 825e679..f1be6b9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/).
 
 ### Fixed
 
+- Use translated itemtype name for reservation item select groups
 - Filter the '0' empty-selection sentinel in Table and LDAP select questions
 - Fix Table question column type edge cases
 
diff --git a/public/js/modules/ReservationQuestionWidget.js b/public/js/modules/ReservationQuestionWidget.js
index fd176a6..8ff5e92 100644
--- a/public/js/modules/ReservationQuestionWidget.js
+++ b/public/js/modules/ReservationQuestionWidget.js
@@ -93,22 +93,22 @@ export class ReservationQuestionWidget {
         $select.on('select2:clear select2:unselecting', () => this.#onItemCleared());
     }
 
-    /** Groups flat {id, text, itemtype} results into Select2 optgroups per itemtype. */
+    /** Groups flat {id, text, itemtype, itemtype_label} results into Select2 optgroups per itemtype. */
     #groupResultsByItemtype(data) {
         const groups = new Map();
 
         for (const item of data) {
-            const group_label = item.itemtype || '';
-            if (!groups.has(group_label)) {
-                groups.set(group_label, []);
+            const key = item.itemtype || '';
+            if (!groups.has(key)) {
+                groups.set(key, { text: item.itemtype_label || key, children: [] });
             }
-            groups.get(group_label).push({
+            groups.get(key).children.push({
                 id: item.id,
                 text: item.text,
             });
         }
 
-        return Array.from(groups, ([text, children]) => ({ text, children }));
+        return Array.from(groups.values());
     }
 
     #onItemSelected() {
diff --git a/src/Controller/ReservableItemsController.php b/src/Controller/ReservableItemsController.php
index 92bb148..bc64c36 100644
--- a/src/Controller/ReservableItemsController.php
+++ b/src/Controller/ReservableItemsController.php
@@ -78,7 +78,7 @@ public function __invoke(Request $request): Response
 
     /**
      * @param class-string<CommonDBTM> $itemtype
-     * @return array<int, array{id: int, text: string, itemtype: string}>
+     * @return array<int, array{id: int, text: string, itemtype: string, itemtype_label: string}>
      */
     private function getReservableItemsForType(string $itemtype, string $search): array
     {
@@ -114,10 +114,12 @@ private function getReservableItemsForType(string $itemtype, string $search): ar
             }
 
             $id = $row['id'] ?? null;
+            $itemtype_label = $itemtype::getTypeName(1);
             $results[] = [
                 'id' => is_numeric($id) ? (int) $id : 0,
-                'text' => sprintf('%s (%s)', $item->getName(), $itemtype::getTypeName(1)),
+                'text' => sprintf('%s (%s)', $item->getName(), $itemtype_label),
                 'itemtype' => $itemtype,
+                'itemtype_label' => $itemtype_label,
             ];
         }