diff --git a/src/main/java/com/volmit/iris/scaffold/engine/EngineCompositeGenerator.java b/src/main/java/com/volmit/iris/scaffold/engine/EngineCompositeGenerator.java
index 249efab0a..2fd50bc54 100644
--- a/src/main/java/com/volmit/iris/scaffold/engine/EngineCompositeGenerator.java
+++ b/src/main/java/com/volmit/iris/scaffold/engine/EngineCompositeGenerator.java
@@ -656,7 +656,15 @@ public class EngineCompositeGenerator extends ChunkGenerator implements IrisAcce
     }
 
     public boolean isVanillaCaves() {
-        return false;
+        try
+        {
+            return getComposite().getDefaultEngine().getDimension().isVanillaStructures();
+        }
+
+        catch(Throwable e)
+        {
+            return false;
+        }
     }
 
     public KList<IrisBiome> getAllBiomes(String worldName) {