diff --git a/module/cafe_reward.py b/module/cafe_reward.py
index ab8253363..7ce738484 100644
--- a/module/cafe_reward.py
+++ b/module/cafe_reward.py
@@ -81,8 +81,8 @@ def cn_implement(self):
     op = np.full(2, False, dtype=bool)
     if not image.compare_image(self, 'cafe_0.0', 3):
         op[0] = True
-    if self.ocrCN.ocr_for_single_line(image.screenshot_cut(self, (801, 586, 875, 606), self.latest_img_array))[
-        'text'] == "可以使用":
+    res = self.ocrCN.ocr_for_single_line(image.screenshot_cut(self, (801, 586, 875, 606), self.latest_img_array))['text'].replace('<unused3>', '')
+    if  res == "可以使用":
         op[1] = True
     if op[0]:
         self.logger.info("Collect Cafe Earnings")
diff --git a/module/lesson.py b/module/lesson.py
index 0128d9490..6ac8b2cb2 100644
--- a/module/lesson.py
+++ b/module/lesson.py
@@ -39,10 +39,10 @@ def get_region_num(self, region_name, letter_dict=None, region_name_len=None):
         self.latest_img_array = self.get_screenshot_array()
         t1 = time.time()
         name = self.ocrCN.ocr_for_single_line(self.latest_img_array[97:128, 925:1240])['text']
-        name.replace('<unused3>', '')
+        name = name.replace('<unused3>', '')
         t2 = time.time()
         self.logger.info("ocr_lesson_name:" + str(t2 - t1))
-        for i in range(4, -1, -1):
+        for i in range(6, -1, -1):
             if name[i] in ['评', '级', ' '] or name[i].isdigit():
                 name = name[i + 1:]
                 break