diff --git a/src/main/kotlin/de/bixilon/pixlyzer/EntitySpawner.kt b/src/main/kotlin/de/bixilon/pixlyzer/EntitySpawner.kt
index 45e6cbd..88f3786 100644
--- a/src/main/kotlin/de/bixilon/pixlyzer/EntitySpawner.kt
+++ b/src/main/kotlin/de/bixilon/pixlyzer/EntitySpawner.kt
@@ -94,8 +94,9 @@ object EntitySpawner {
     fun World.setDimension() {
         getClass("net.minecraft.world.dimension.OverworldDimension", "net.minecraft.world.dimension.DimensionType")?.let {
             val dimension = OBJENSIS.newInstance(it)
-            getField(DimensionType::class.java, "minimumY")?.set(dimension, 0)
-            getField(DimensionType::class.java, "height")?.set(dimension, 256)
+            getField(DimensionType::class.java, "minimumY")?.setInt(dimension, 0)
+            getField(DimensionType::class.java, "height")?.setInt(dimension, 256)
+            getField(DimensionType::class.java, "hasSkyLight")?.setBoolean(dimension, false)
             getField(World::class.java, "dimensionEntry")?.let {
                 setFinalField(getField(World::class.java, "dimensionEntry")!!, this, getClass("net.minecraft.registry.entry.RegistryEntry\$Direct", "net.minecraft.util.registry.RegistryEntry\$Direct")!!.getConstructor(Any::class.java).newInstance(dimension))
             }