diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json
index ba88be5e..d86c3c89 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -548036,7 +548036,7 @@
     },
     "020714": {
         "id": "020714",
-        "content": "已知数列$\\{a_n\\}$的通项公式为$a_n=47-2 n$, 当其前$n$项和$S_n$最大值时, $n=$\\blank{50}.",
+        "content": "已知数列$\\{a_n\\}$的通项公式为$a_n=47-2 n$, 当其前$n$项和$S_n$取最大值时, $n=$\\blank{50}.",
         "objs": [],
         "tags": [
             "第四单元"
@@ -548048,7 +548048,8 @@
         "usages": [],
         "origin": "2025届高一校本作业选择性必修第四章",
         "edit": [
-            "20221231\t王伟叶"
+            "20221231\t王伟叶",
+            "20231204\t王伟叶"
         ],
         "same": [],
         "related": [],