diff --git a/frontend/src/pages/administration/mentor/user-course-progress/view/_types/UCPHistory.types.tsx b/frontend/src/pages/administration/mentor/user-course-progress/view/_types/UCPHistory.types.tsx
index b6cf765..9358f66 100644
--- a/frontend/src/pages/administration/mentor/user-course-progress/view/_types/UCPHistory.types.tsx
+++ b/frontend/src/pages/administration/mentor/user-course-progress/view/_types/UCPHistory.types.tsx
@@ -20,7 +20,7 @@ export function getColumns(training_logs: TrainingLogModel[]): TableColumn<UserT
         },
         {
             name: "Mentor",
-            selector: row => (row.mentor_id ? `${row.mentor?.first_name} ${row.mentor?.last_name} (${row.mentor_id})` : "N/A"),
+            selector: row => (row.mentor ? `${row.mentor?.first_name} ${row.mentor?.last_name} (${row.mentor_id})` : "N/A"),
         },
         {
             name: "Datum",