diff --git a/src/main/java/com/seibel/lod/builders/LodBuilder.java b/src/main/java/com/seibel/lod/builders/LodBuilder.java
index e5b0c7337..124b85dc8 100644
--- a/src/main/java/com/seibel/lod/builders/LodBuilder.java
+++ b/src/main/java/com/seibel/lod/builders/LodBuilder.java
@@ -242,7 +242,7 @@ public class LodBuilder
 
 
 						//lodDim.clear(detailLevel, posX, posZ);
-						if (data.length != 0 || data != null)
+						if (data != null && data.length != 0)
 						{
 							for (int verticalIndex = 0; verticalIndex < lodDim.getMaxVerticalData(detailLevel, posX, posZ); verticalIndex++)
 							{