diff --git a/www/js/interface.js b/www/js/interface.js
index 7b22641..3f617d1 100644
--- a/www/js/interface.js
+++ b/www/js/interface.js
@@ -986,21 +986,23 @@ const INTERFACE = {
             }
 
             for(let i = 0; i < state.pools[player].pieces.length; ++i) {
-                score += (1 + i) * state.pools[player].pieces[i];
+                score += 3 * (2 + i) * state.pools[player].pieces[i];
             }
             for(let i = 0; i < state.pools[opponent].pieces.length; ++i) {
-                score -= (1 + i) * state.pools[opponent].pieces[i];
+                score -= 2 * (1 + i) * state.pools[opponent].pieces[i];
             }
 
             for(let i = 0; i < state.board.columns.length; ++i) {
                 let column = state.board.columns[i];
+                let extent_score = 0;
                 if(player == 0) {
-                    score += column.extent[player];
-                    score -= 8 - column.extent[opponent];
+                    extent_score += column.extent[player];
+                    extent_score -= 8 - column.extent[opponent];
                 } else {
-                    score += 8 - column.extent[player];
-                    score -= column.extent[opponent];
+                    extent_score += 8 - column.extent[player];
+                    extent_score -= column.extent[opponent];
                 }
+                score += Math.floor(extent_score / 3);
             }
 
             if(state.state.check != 0) {