diff --git a/src/main/java/com/volmit/iris/engine/IrisComplex.java b/src/main/java/com/volmit/iris/engine/IrisComplex.java
index d2647003f..6776a6773 100644
--- a/src/main/java/com/volmit/iris/engine/IrisComplex.java
+++ b/src/main/java/com/volmit/iris/engine/IrisComplex.java
@@ -112,8 +112,8 @@ public class IrisComplex implements DataProvider {
             .getAllBiomes(this).forEach((b) -> b
                 .getGenerators()
                 .forEach((c) -> registerGenerator(c.getCachedGenerator(this)))));
-        overlayStream = ProceduralStream.ofDouble((x, z) -> 0D);
-        engine.getDimension().getOverlayNoise().forEach((i) -> overlayStream.add((x, z) -> i.get(rng, getData(), x, z)));
+        overlayStream = ProceduralStream.ofDouble((x, z) -> 0.0D);
+        engine.getDimension().getOverlayNoise().forEach(i -> overlayStream = overlayStream.add((x, z) -> i.get(rng, getData(), x, z)));
         rockStream = engine.getDimension().getRockPalette().getLayerGenerator(rng.nextParallelRNG(45), data).stream()
             .select(engine.getDimension().getRockPalette().getBlockData(data));
         fluidStream = engine.getDimension().getFluidPalette().getLayerGenerator(rng.nextParallelRNG(78), data).stream()