diff --git a/lib/crawler.py b/lib/crawler.py
index 146d3cc..16c000d 100644
--- a/lib/crawler.py
+++ b/lib/crawler.py
@@ -137,7 +137,8 @@ def getGrade(Ip, S):
                     'term_grade': last_term_grade_list
                 })
                 #当前学期索引+1
-                this_term += 1
+                while item['KSXNXQ'] != total_term[this_term]:
+                    this_term += 1
                 #初始化所有值
                 last_term_kill, last_term_dead, last_term_credit = 0, 0, item['XF']
                 last_term_grade_list = []