diff --git a/parts/modes/dig_quad_10l.lua b/parts/modes/dig_quad_10l.lua
index 601b3321..7c74f5f7 100644
--- a/parts/modes/dig_quad_10l.lua
+++ b/parts/modes/dig_quad_10l.lua
@@ -35,13 +35,13 @@ return {
     comp=function(a,b) return a[1]>b[1] or a[1]==b[1] and a[2]<b[2] end,
     getRank=function(P)
         local dig=P.stat.dig_quad
-        if dig<=1 then return end
-        return
+        return MATH.clamp((
             dig==10 and 5 or
             dig>=7 and 4 or
             dig>=5 and 3 or
             dig>=3 and 2 or
             dig>=2 and 1 or
             0
+        )-math.floor((P.stat.clears[4]-P.stat.dig_quad)^.62),0,5)
     end,
 }
diff --git a/updateLog.txt b/updateLog.txt
index 5934c7b6..087980c2 100644
--- a/updateLog.txt
+++ b/updateLog.txt
@@ -10,6 +10,7 @@
                 更新一些英文文本 (by KonSola5)
                 字体微调 (by C₂₉H₂₅N₃O₅) #1116
                 优化neuro立绘动画和纠正俊达萌的身高
+                消四挖掘模式中非挖掘消四会降低评分
         修复:
                 大师-段位考试模式崩溃
                 大师-段位考试计分算法细节修复 #1092 #1113