diff --git a/src/engine/InterestManagement/HeightMap.java b/src/engine/InterestManagement/HeightMap.java
index 7c09c945..8550b2ad 100644
--- a/src/engine/InterestManagement/HeightMap.java
+++ b/src/engine/InterestManagement/HeightMap.java
@@ -144,6 +144,8 @@ public class HeightMap {
             }
         }
 
+        bucketCountX = this.pixelColorValues.length - 1;
+        bucketCountY = this.pixelColorValues[0].length - 1;
     }
 
     public HeightMap(Zone zone) {
@@ -175,6 +177,8 @@ public class HeightMap {
             }
         }
 
+        bucketCountX = this.pixelColorValues.length - 1;
+        bucketCountY = this.pixelColorValues[0].length - 1;
     }
 
     public static void GeneratePlayerCityHeightMap() {