diff --git a/api.py b/api.py
index eb5f9a4..ae6bd4e 100644
--- a/api.py
+++ b/api.py
@@ -418,7 +418,7 @@ def get_stat(it: Get_stat):
         stats = {'gbal': 0, 'average': 0, 'median': 0, 'time2cdm': 0,
                 'gbal_delta': '0', 'time2cdm_delta': '',
                 'min': 0, 'max': 0,
-                'up_diamond': 0, 'up_time2cdm': 0}
+                'up_diamond': 0}
 
         stat = read('stat.json')
         date = datetime.today().strftime('%Y-%m-%d')
@@ -446,7 +446,7 @@ def get_stat(it: Get_stat):
         stats['time2cdm_delta'] = format_sign(round(time2cdm-time2cdm_y, 3))
         stats['min'] = round(min([x for x in bals if x != 0]), 3)
         stats['max'] = round(max(bals), 3)
-        stats['up_diamond'] = round(gbal - (gbal_y + time2cdm + time2cdm_y), 3)
+        stats['up_diamond'] = round(gbal - (gbal_y + time2cdm), 3)
 
         return stats
     else: