diff --git a/data/livemathematicianbench_id_split/test/items.json b/data/livemathematicianbench_id_split/test/items.json
index 83006f3..575080d 100644
--- a/data/livemathematicianbench_id_split/test/items.json
+++ b/data/livemathematicianbench_id_split/test/items.json
@@ -866,5 +866,12 @@
     "no": 37,
     "paper_link": "http://arxiv.org/abs/2602.08644v1",
     "source_file": "data/202602/qa_202602_final.json"
+  },
+  {
+    "id": "202512:46",
+    "month": "202512",
+    "no": 46,
+    "paper_link": "http://arxiv.org/abs/2512.05945v1",
+    "source_file": "data/202512/qa_202512_final.json"
   }
-]
+]
\ No newline at end of file
diff --git a/data/livemathematicianbench_id_split/val/items.json b/data/livemathematicianbench_id_split/val/items.json
index 4298592..4e63fea 100644
--- a/data/livemathematicianbench_id_split/val/items.json
+++ b/data/livemathematicianbench_id_split/val/items.json
@@ -117,12 +117,5 @@
     "no": 6,
     "paper_link": "http://arxiv.org/abs/2602.01571v1",
     "source_file": "data/202602/qa_202602_final.json"
-  },
-  {
-    "id": "202512:46",
-    "month": "202512",
-    "no": 46,
-    "paper_link": "http://arxiv.org/abs/2512.05945v1",
-    "source_file": "data/202512/qa_202512_final.json"
   }
-]
+]
\ No newline at end of file