diff --git a/src/search.cpp b/src/search.cpp
index 8decb5d1e..cfd3583bc 100644
--- a/src/search.cpp
+++ b/src/search.cpp
@@ -1192,7 +1192,7 @@ moves_loop:  // When in check, search starts here
 
         // These reduction adjustments have no proven non-linear scaling
 
-        r += 316;  // Base reduction offset to compensate for other tweaks
+        r += 650;  // Base reduction offset to compensate for other tweaks
         r -= moveCount * 66;
         r -= std::abs(correctionValue) / 28047;
 
@@ -1217,12 +1217,11 @@ moves_loop:  // When in check, search starts here
         if (capture)
             ss->statScore =
               826 * int(PieceValue[pos.captured_piece()]) / 128
-              + thisThread->captureHistory[movedPiece][move.to_sq()][type_of(pos.captured_piece())]
-              - 5030;
+              + thisThread->captureHistory[movedPiece][move.to_sq()][type_of(pos.captured_piece())];
         else
             ss->statScore = 2 * thisThread->mainHistory[us][move.from_to()]
                           + (*contHist[0])[movedPiece][move.to_sq()]
-                          + (*contHist[1])[movedPiece][move.to_sq()] - 3206;
+                          + (*contHist[1])[movedPiece][move.to_sq()];
 
         // Decrease/increase reduction for moves with a good/bad history
         r -= ss->statScore * 826 / 8192;