diff --git a/src/engine/InterestManagement/Terrain.java b/src/engine/InterestManagement/Terrain.java
index 6db45144..8c98d117 100644
--- a/src/engine/InterestManagement/Terrain.java
+++ b/src/engine/InterestManagement/Terrain.java
@@ -53,8 +53,8 @@ public class Terrain {
         this.terrain_size.x = this.zone.major_radius * 2;
         this.terrain_size.y = this.zone.minor_radius * 2;
 
-        this.cell_count.x = this.terrain_pixel_data[0].length - 1;
-        this.cell_count.y = this.terrain_pixel_data.length - 1;
+        this.cell_count.x = this.terrain_pixel_data.length - 1;
+        this.cell_count.y = this.terrain_pixel_data[0].length - 1;
 
         this.cell_size.x = terrain_size.x / this.cell_count.x;
         this.cell_size.y = terrain_size.y / this.cell_count.y;