diff --git a/src/main/java/world/bentobox/acidisland/world/ChunkGeneratorWorld.java b/src/main/java/world/bentobox/acidisland/world/ChunkGeneratorWorld.java
index 1eefcc8..fbbbe56 100644
--- a/src/main/java/world/bentobox/acidisland/world/ChunkGeneratorWorld.java
+++ b/src/main/java/world/bentobox/acidisland/world/ChunkGeneratorWorld.java
@@ -77,7 +77,7 @@ public class ChunkGeneratorWorld extends ChunkGenerator {
             }
         }
         // Make an solid base so sand doesn't fall into the void
-        chunkData.setRegion(0, worldInfo.getMinHeight(), 0, 15, worldInfo.getMinHeight() + 1 , 15, Material.BEDROCK);
+        chunkData.setRegion(0, worldInfo.getMinHeight(), 0, 16, worldInfo.getMinHeight() + 1 , 16, Material.BEDROCK);
     }
 
     @Override