diff --git a/题库0.3/Problems.json b/题库0.3/Problems.json
index 3f756159..0ce489a8 100644
--- a/题库0.3/Problems.json
+++ b/题库0.3/Problems.json
@@ -693286,7 +693286,7 @@
             "第一单元",
             "2023届高三-第二轮复习讲义-01-集合与逻辑"
         ],
-        "genre": "4em",
+        "genre": "",
         "ans": "(1) C; (2) B; (3) A",
         "solution": "",
         "duration": -1,