diff --git a/Exercise3/tricep_dip.py b/Exercise3/tricep_dip.py
index da00469..96940c6 100644
--- a/Exercise3/tricep_dip.py
+++ b/Exercise3/tricep_dip.py
@@ -180,7 +180,7 @@ class Tricep_dip_1(BaseExercise):
                 #         self.pre_pos = 2
                 #         self.had_done = True
 
-                if elbow_1 <= 97 and shoulder_1_y >= elbow_1_y - 5:
+                if elbow_1 <= 95 and shoulder_1_y >= elbow_1_y:
                     self.feedback = "上升"
                     if self.state == 1:
                         self.time += 1
@@ -209,7 +209,7 @@ class Tricep_dip_1(BaseExercise):
                 #         self.pre_pos = 2
                 #         self.had_done = True
 
-                if elbow_2 <= 97 and shoulder_2_y >= elbow_2_y - 5:
+                if elbow_2 <= 93 and shoulder_2_y >= elbow_2_y:
                     self.feedback = "上升"
                     if self.state == 1:
                         self.time += 1