diff --git a/src/main/java/one/oktw/galaxy/mixin/tweak/MixinAsyncChunk_ServerChunkManager.java b/src/main/java/one/oktw/galaxy/mixin/tweak/MixinAsyncChunk_ServerChunkManager.java
index 98e65cbcf..c24677d4c 100644
--- a/src/main/java/one/oktw/galaxy/mixin/tweak/MixinAsyncChunk_ServerChunkManager.java
+++ b/src/main/java/one/oktw/galaxy/mixin/tweak/MixinAsyncChunk_ServerChunkManager.java
@@ -18,18 +18,16 @@
 
 package one.oktw.galaxy.mixin.tweak;
 
-import net.minecraft.server.world.ChunkHolder;
-import net.minecraft.server.world.ServerChunkLoadingManager;
-import net.minecraft.server.world.ServerChunkManager;
-import net.minecraft.server.world.ServerWorld;
+import net.minecraft.server.world.*;
 import net.minecraft.util.math.ChunkPos;
-import net.minecraft.world.chunk.ChunkGenerationStep;
-import net.minecraft.world.chunk.ChunkGenerationSteps;
 import net.minecraft.world.chunk.ChunkStatus;
 import net.minecraft.world.chunk.WorldChunk;
 import one.oktw.galaxy.mixin.accessor.ServerChunkLoadingManagerAccessor;
 import org.jetbrains.annotations.Nullable;
-import org.spongepowered.asm.mixin.*;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Overwrite;
+import org.spongepowered.asm.mixin.Shadow;
 import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Redirect;
 
@@ -38,10 +36,6 @@
 
 @Mixin(ServerChunkManager.class)
 public abstract class MixinAsyncChunk_ServerChunkManager {
-    // From ChunkLevels.class
-    @Unique
-    private static final ChunkGenerationStep FULL_GENERATION_STEP = ChunkGenerationSteps.GENERATION.get(ChunkStatus.FULL);
-
     @Shadow
     @Final
     ServerWorld world;
@@ -59,7 +53,7 @@ public abstract class MixinAsyncChunk_ServerChunkManager {
      */
     @Overwrite
     public boolean isChunkLoaded(int x, int z) {
-        return !this.isMissingForLevel(this.getChunkHolder(ChunkPos.toLong(x, z)), 33 + FULL_GENERATION_STEP.getAdditionalLevel(ChunkStatus.FULL));
+        return !this.isMissingForLevel(this.getChunkHolder(ChunkPos.toLong(x, z)), ChunkLevels.getLevelFromStatus(ChunkStatus.FULL));
     }
 
     @Redirect(method = "tickChunks", at = @At(value = "INVOKE", target = "Lnet/minecraft/server/world/ServerChunkLoadingManager;entryIterator()Ljava/lang/Iterable;"))