diff --git a/chunky b/chunky
deleted file mode 160000
index 7b227a8..0000000
--- a/chunky
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 7b227a80a8e97f27d129bcc3a438d16cd1de79f2
diff --git a/pom.xml b/pom.xml
index 78fad5f..ed57895 100644
--- a/pom.xml
+++ b/pom.xml
@@ -37,13 +37,12 @@
     <jdk.version>1.8</jdk.version>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
-    <chunky.version>2.3.0-60-g7b227a80</chunky.version>
   </properties>
 
   <repositories>
     <repository>
-      <id>wertarbyte-repo</id>
-      <url>http://nexus.wertarbyte.com/content/groups/public/</url>
+      <id>lemaik-chunky</id>
+      <url>https://repo.lemaik.de/</url>
     </repository>
   </repositories>
 
@@ -51,7 +50,7 @@
     <dependency>
       <groupId>se.llbit</groupId>
       <artifactId>chunky-core</artifactId>
-      <version>${chunky.version}</version>
+      <version>2.4.1-20211022.232302-1</version>
     </dependency>
     <dependency>
       <!-- dependency of chunky -->
@@ -133,29 +132,6 @@
           </descriptorRefs>
         </configuration>
       </plugin>
-      <plugin>
-        <groupId>org.apache.maven.plugins</groupId>
-        <artifactId>maven-install-plugin</artifactId>
-        <version>2.5.2</version>
-        <executions>
-          <execution>
-            <id>install-chunky</id>
-            <phase>clean</phase>
-            <configuration>
-              <file>${basedir}/chunky/build/chunky-core-${chunky.version}.jar</file>
-              <repositoryLayout>default</repositoryLayout>
-              <groupId>se.llbit</groupId>
-              <artifactId>chunky-core</artifactId>
-              <version>${chunky.version}</version>
-              <packaging>jar</packaging>
-              <generatePom>true</generatePom>
-            </configuration>
-            <goals>
-              <goal>install-file</goal>
-            </goals>
-          </execution>
-        </executions>
-      </plugin>
     </plugins>
   </build>
 </project>
\ No newline at end of file
diff --git a/src/main/java/de/lemaik/renderservice/renderer/application/RendererApplication.java b/src/main/java/de/lemaik/renderservice/renderer/application/RendererApplication.java
index a48b905..66f1d98 100644
--- a/src/main/java/de/lemaik/renderservice/renderer/application/RendererApplication.java
+++ b/src/main/java/de/lemaik/renderservice/renderer/application/RendererApplication.java
@@ -41,8 +41,8 @@
 
 public abstract class RendererApplication {
 
-  private static final int VERSION = 2;
-  private static final String TEXTURE_VERSION = "1.16.4";
+  private static final int VERSION = 3;
+  private static final String TEXTURE_VERSION = "1.17.1";
   private static final Logger LOGGER = LogManager.getLogger(RendererApplication.class);
 
   private final RenderServerApiClient api;
diff --git a/src/main/java/de/lemaik/renderservice/renderer/chunky/EmbeddedChunkyWrapper.java b/src/main/java/de/lemaik/renderservice/renderer/chunky/EmbeddedChunkyWrapper.java
index fd8c623..217d1ce 100644
--- a/src/main/java/de/lemaik/renderservice/renderer/chunky/EmbeddedChunkyWrapper.java
+++ b/src/main/java/de/lemaik/renderservice/renderer/chunky/EmbeddedChunkyWrapper.java
@@ -1,16 +1,17 @@
 package de.lemaik.renderservice.renderer.chunky;
 
+import java.io.DataOutputStream;
 import java.io.File;
 import java.io.IOException;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
 import java.util.concurrent.CompletableFuture;
-import se.llbit.chunky.renderer.RenderManager;
-import se.llbit.chunky.renderer.RenderStatus;
-import se.llbit.chunky.renderer.SnapshotControl;
+import java.util.zip.GZIPOutputStream;
+
+import se.llbit.chunky.renderer.*;
+import se.llbit.chunky.renderer.postprocessing.PostProcessingFilters;
 import se.llbit.chunky.renderer.scene.Scene;
 import se.llbit.chunky.renderer.scene.SynchronousSceneManager;
 import se.llbit.chunky.resources.TexturePackLoader;
+import se.llbit.log.Log;
 import se.llbit.util.ProgressListener;
 import se.llbit.util.TaskTracker;
 
@@ -46,7 +47,7 @@ public CompletableFuture<byte[]> render(File texturepack, File scene, int target
 
     context.setRenderThreadCount(threads);
     context.setSppPerPass(targetSpp); // render in a single pass for minimal overhead
-    RenderManager renderer = new RenderManager(context, true);
+    RenderManager renderer = new DefaultRenderManager(context, true);
     renderer.setCPULoad(cpuLoad);
 
     SynchronousSceneManager sceneManager = new SynchronousSceneManager(context, renderer);
@@ -69,21 +70,20 @@ public boolean saveRenderDump(Scene scene, int nextSpp) {
       }
     });
 
-    renderer.setOnRenderCompleted((time, sps) -> {
-      RenderStatus status = renderer.getRenderStatus();
-      Scene renderedScene = sceneManager.getScene();
-      renderedScene.renderTime = status.getRenderTime();
-      renderedScene.spp = status.getSpp();
-      renderedScene.saveDump(context, new TaskTracker(ProgressListener.NONE));
-      result.complete(context.getDump());
-    });
-
     try {
+      sceneManager.getScene().setPostprocess(PostProcessingFilters.NONE);
       sceneManager.getScene().setTargetSpp(targetSpp);
       sceneManager.getScene().startHeadlessRender();
       renderer.start();
       renderer.join();
       renderer.shutdown();
+
+      RenderStatus status = renderer.getRenderStatus();
+      Scene renderedScene = sceneManager.getScene();
+      renderedScene.renderTime = status.getRenderTime();
+      renderedScene.spp = status.getSpp();
+      saveDumpClassic(context, renderedScene);
+      result.complete(context.getDump());
     } catch (InterruptedException e) {
       result.completeExceptionally(new RenderException("Rendering failed", e));
     }
@@ -91,6 +91,28 @@ public boolean saveRenderDump(Scene scene, int nextSpp) {
     return result;
   }
 
+  private static void saveDumpClassic(RenderContext context, Scene scene) {
+    String fileName = scene.name + ".dump";
+    double[] samples = scene.getSampleBuffer();
+    try (DataOutputStream out =
+                 new DataOutputStream(new GZIPOutputStream(context.getSceneFileOutputStream(fileName)))) {
+      out.writeInt(scene.width);
+      out.writeInt(scene.height);
+      out.writeInt(scene.spp);
+      out.writeLong(scene.renderTime);
+      for (int x = 0 ; x < scene.width; x++) {
+        for (int y = 0; y < scene.height; y++) {
+          int offset = (y * scene.width + x) * 3;
+          for (int i = 0; i < 3; i++) {
+            out.writeDouble(samples[offset + i]);
+          }
+        }
+      }
+    } catch (IOException e) {
+      Log.warn("IO Exception while saving render dump!", e);
+    }
+  }
+
   @Override
   public void stop() {
 
diff --git a/src/main/java/de/lemaik/renderservice/renderer/rendering/RenderWorker.java b/src/main/java/de/lemaik/renderservice/renderer/rendering/RenderWorker.java
index ec1763b..e0804ad 100644
--- a/src/main/java/de/lemaik/renderservice/renderer/rendering/RenderWorker.java
+++ b/src/main/java/de/lemaik/renderservice/renderer/rendering/RenderWorker.java
@@ -92,7 +92,7 @@ public void run() {
 
         QueueingConsumer consumer = new QueueingConsumer(channel);
         channel.basicQos(1, false); // only fetch <poolSize> tasks at once
-        channel.basicConsume("rs_tasks", false, consumer);
+        channel.basicConsume("rs_tasks_241", false, consumer);
 
         while (!interrupted() && channel.isOpen()) {
           try {