diff --git a/src/controller/GameConstants.java b/src/controller/GameConstants.java
index 654b549..a724235 100644
--- a/src/controller/GameConstants.java
+++ b/src/controller/GameConstants.java
@@ -22,12 +22,12 @@ public class GameConstants {
 	public static final boolean PIECE_DIFFERENTIAL = true;
 	
 	/* Heuristic parameter weights */
-	public static final int APEX_WEIGHT = 2;
-	public static final int BACK_WEIGHT = 2;
+	public static final int APEX_WEIGHT = 3;
+	public static final int BACK_WEIGHT = 4;
 	public static final int CENT_WEIGHT = 2;
 	public static final int KCENT_WEIGHT = 2;
 	public static final int MOB_WEIGHT = 1;
-	public static final int POLE_WEIGHT = 2;
-	public static final int PIECE_DIFFERENTIAL_WEIGHT = 5;
+	public static final int POLE_WEIGHT = 3;
+	public static final int PIECE_DIFFERENTIAL_WEIGHT = 4;
 	
 }