diff --git a/changelog.txt b/changelog.txt
index 40f8f2581..aded75a21 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,7 @@
+0.2.3:
+Technical/API:
+ - Alter BeginFrameEvent to enable compatibility with optifine shadows
+
 0.2.2:
 Fixes
  - Fix ConcurrentModificationException crash
diff --git a/gradle.properties b/gradle.properties
index 14e6e72ae..86775ac82 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,7 +1,7 @@
 org.gradle.jvmargs=-Xmx3G
 org.gradle.daemon=false
 # mod version info
-mod_version=0.2.2
+mod_version=0.2.3
 mc_update_version=1.16
 minecraft_version=1.16.5
 forge_version=36.1.66
diff --git a/src/main/java/com/jozufozu/flywheel/core/Clipping.java b/src/main/java/com/jozufozu/flywheel/core/Clipping.java
deleted file mode 100644
index 9f28ef46e..000000000
--- a/src/main/java/com/jozufozu/flywheel/core/Clipping.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package com.jozufozu.flywheel.core;
-
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-import net.minecraft.client.renderer.culling.ClippingHelper;
-
-/**
- * Used to capture the ClippingHelper from WorldRenderer#renderLevel
- */
-public class Clipping {
-
-	/**
-	 * Assigned in {@link com.jozufozu.flywheel.mixin.GlobalClippingHelperMixin this} mixin.
-	 */
-	public static ClippingHelper HELPER;
-}
diff --git a/src/main/java/com/jozufozu/flywheel/event/BeginFrameEvent.java b/src/main/java/com/jozufozu/flywheel/event/BeginFrameEvent.java
index a4c508328..5c7006535 100644
--- a/src/main/java/com/jozufozu/flywheel/event/BeginFrameEvent.java
+++ b/src/main/java/com/jozufozu/flywheel/event/BeginFrameEvent.java
@@ -7,22 +7,17 @@ import net.minecraft.client.renderer.GameRenderer;
 import net.minecraft.client.renderer.LightTexture;
 import net.minecraft.client.renderer.culling.ClippingHelper;
 import net.minecraft.client.world.ClientWorld;
+import net.minecraft.util.math.vector.Vector3d;
 import net.minecraftforge.eventbus.api.Event;
 
 public class BeginFrameEvent extends Event {
 	private final ClientWorld world;
-	private final MatrixStack stack;
 	private final ActiveRenderInfo info;
-	private final GameRenderer gameRenderer;
-	private final LightTexture lightTexture;
 	private final ClippingHelper clippingHelper;
 
-	public BeginFrameEvent(ClientWorld world, MatrixStack stack, ActiveRenderInfo info, GameRenderer gameRenderer, LightTexture lightTexture, ClippingHelper clippingHelper) {
+	public BeginFrameEvent(ClientWorld world, ActiveRenderInfo info, ClippingHelper clippingHelper) {
 		this.world = world;
-		this.stack = stack;
 		this.info = info;
-		this.gameRenderer = gameRenderer;
-		this.lightTexture = lightTexture;
 		this.clippingHelper = clippingHelper;
 	}
 
@@ -30,23 +25,15 @@ public class BeginFrameEvent extends Event {
 		return world;
 	}
 
-	public MatrixStack getStack() {
-		return stack;
-	}
-
 	public ActiveRenderInfo getInfo() {
 		return info;
 	}
 
-	public GameRenderer getGameRenderer() {
-		return gameRenderer;
-	}
-
-	public LightTexture getLightTexture() {
-		return lightTexture;
-	}
-
 	public ClippingHelper getClippingHelper() {
 		return clippingHelper;
 	}
+
+	public Vector3d getCameraPos() {
+		return info.getPosition();
+	}
 }
diff --git a/src/main/java/com/jozufozu/flywheel/mixin/GlobalClippingHelperMixin.java b/src/main/java/com/jozufozu/flywheel/mixin/GlobalClippingHelperMixin.java
deleted file mode 100644
index 39958bbc0..000000000
--- a/src/main/java/com/jozufozu/flywheel/mixin/GlobalClippingHelperMixin.java
+++ /dev/null
@@ -1,20 +0,0 @@
-package com.jozufozu.flywheel.mixin;
-
-import org.spongepowered.asm.mixin.Mixin;
-import org.spongepowered.asm.mixin.injection.At;
-import org.spongepowered.asm.mixin.injection.Inject;
-import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
-
-import com.jozufozu.flywheel.core.Clipping;
-
-import net.minecraft.client.renderer.culling.ClippingHelper;
-import net.minecraft.util.math.vector.Matrix4f;
-
-@Mixin(ClippingHelper.class)
-public class GlobalClippingHelperMixin {
-
-	@Inject(at = @At("TAIL"), method = "<init>")
-	private void init(Matrix4f p_i226026_1_, Matrix4f p_i226026_2_, CallbackInfo ci) {
-		Clipping.HELPER = (ClippingHelper) (Object) this;
-	}
-}
diff --git a/src/main/java/com/jozufozu/flywheel/mixin/RenderHooksMixin.java b/src/main/java/com/jozufozu/flywheel/mixin/RenderHooksMixin.java
index 80abdb73e..be51b342c 100644
--- a/src/main/java/com/jozufozu/flywheel/mixin/RenderHooksMixin.java
+++ b/src/main/java/com/jozufozu/flywheel/mixin/RenderHooksMixin.java
@@ -11,7 +11,6 @@ import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 import com.jozufozu.flywheel.backend.Backend;
 import com.jozufozu.flywheel.backend.OptifineHandler;
 import com.jozufozu.flywheel.backend.instancing.InstancedRenderDispatcher;
-import com.jozufozu.flywheel.core.Clipping;
 import com.jozufozu.flywheel.core.crumbling.CrumblingRenderer;
 import com.jozufozu.flywheel.event.BeginFrameEvent;
 import com.jozufozu.flywheel.event.ReloadRenderersEvent;
@@ -25,6 +24,7 @@ import net.minecraft.client.renderer.LightTexture;
 import net.minecraft.client.renderer.RenderType;
 import net.minecraft.client.renderer.RenderTypeBuffers;
 import net.minecraft.client.renderer.WorldRenderer;
+import net.minecraft.client.renderer.culling.ClippingHelper;
 import net.minecraft.client.world.ClientWorld;
 import net.minecraft.util.math.BlockPos;
 import net.minecraft.util.math.vector.Matrix4f;
@@ -44,9 +44,9 @@ public class RenderHooksMixin {
 	@Final
 	private RenderTypeBuffers renderBuffers;
 
-	@Inject(at = @At(value = "INVOKE", target = "net.minecraft.client.renderer.WorldRenderer.compileChunksUntil(J)V"), method = "renderLevel")
-	private void setupFrame(MatrixStack stack, float p_228426_2_, long p_228426_3_, boolean p_228426_5_, ActiveRenderInfo info, GameRenderer gameRenderer, LightTexture lightTexture, Matrix4f projection, CallbackInfo ci) {
-		MinecraftForge.EVENT_BUS.post(new BeginFrameEvent(level, stack, info, gameRenderer, lightTexture, Clipping.HELPER));
+	@Inject(at = @At("HEAD"), method = "setupRender")
+	private void setupRender(ActiveRenderInfo info, ClippingHelper clippingHelper, boolean p_228437_3_, int frameCount, boolean isSpectator, CallbackInfo ci) {
+		MinecraftForge.EVENT_BUS.post(new BeginFrameEvent(level, info, clippingHelper));
 	}
 
 	/**
diff --git a/src/main/resources/flywheel.mixins.json b/src/main/resources/flywheel.mixins.json
index 1959046f5..2c4db2153 100644
--- a/src/main/resources/flywheel.mixins.json
+++ b/src/main/resources/flywheel.mixins.json
@@ -18,8 +18,7 @@
     "atlas.SheetDataAccessor",
     "light.LightUpdateMixin",
     "light.NetworkLightUpdateMixin",
-    "FastChunkProviderMixin",
-    "GlobalClippingHelperMixin"
+    "FastChunkProviderMixin"
   ],
   "injectors": {
     "defaultRequire": 0