diff --git a/src/Lynx/Configuration.cs b/src/Lynx/Configuration.cs
index 4bf5ab55e..d7b06fd85 100644
--- a/src/Lynx/Configuration.cs
+++ b/src/Lynx/Configuration.cs
@@ -212,19 +212,19 @@ public int TranspositionTableSize
     [SPSA<int>(-8192, 0, 512)]
     public int HistoryPrunning_Margin { get; set; } = -1940;
 
-    [SPSA<int>(0, 1500, 50)]
+    [SPSA<int>(0, 200, 10)]
     public int SEE_Pawn { get; set; } = 100;
 
-    [SPSA<int>(0, 1500, 50)]
+    [SPSA<int>(200, 600, 20)]
     public int SEE_Knight { get; set; } = 450;
 
-    [SPSA<int>(0, 1500, 50)]
+    [SPSA<int>(200, 600, 20)]
     public int SEE_Bishop { get; set; } = 450;
 
-    [SPSA<int>(0, 1500, 50)]
+    [SPSA<int>(400, 800, 20)]
     public int SEE_Rook { get; set; } = 650;
 
-    [SPSA<int>(0, 1500, 50)]
+    [SPSA<int>(900, 1300, 20)]
     public int SEE_Queen { get; set; } = 1250;
 }