diff --git a/WickedEngine/generateMIPChain2D_GaussianCS.hlsl b/WickedEngine/generateMIPChain2D_GaussianCS.hlsl
index 8a8dc7fff..69b2a5596 100644
--- a/WickedEngine/generateMIPChain2D_GaussianCS.hlsl
+++ b/WickedEngine/generateMIPChain2D_GaussianCS.hlsl
@@ -8,6 +8,8 @@ globallycoherent RWTEXTURE2D(input_output, float4, 0);
 [numthreads(GENERATEMIPCHAIN_2D_BLOCK_SIZE, GENERATEMIPCHAIN_2D_BLOCK_SIZE, 1)]
 void main(uint3 DTid : SV_DispatchThreadID)
 {
+#ifndef SHADERCOMPILER_SPIRV
+
 	// Query the texture dimensions (width, height):
 	uint2 dim;
 	input_output.GetDimensions(dim.x, dim.y);
@@ -44,4 +46,6 @@ void main(uint3 DTid : SV_DispatchThreadID)
 		DeviceMemoryBarrier();
 		input_output[DTid.xy] = sum;
 	}
+
+#endif
 }
\ No newline at end of file
diff --git a/WickedEngine/generateMIPChain3D_GaussianCS.hlsl b/WickedEngine/generateMIPChain3D_GaussianCS.hlsl
index eef0d1b34..e179217d2 100644
--- a/WickedEngine/generateMIPChain3D_GaussianCS.hlsl
+++ b/WickedEngine/generateMIPChain3D_GaussianCS.hlsl
@@ -8,6 +8,8 @@ globallycoherent RWTEXTURE3D(input_output, float4, 0);
 [numthreads(GENERATEMIPCHAIN_3D_BLOCK_SIZE, GENERATEMIPCHAIN_3D_BLOCK_SIZE, GENERATEMIPCHAIN_3D_BLOCK_SIZE)]
 void main(uint3 DTid : SV_DispatchThreadID)
 {
+#ifndef SHADERCOMPILER_SPIRV
+
 	// Query the texture dimensions (width, height, depth):
 	uint3 dim;
 	input_output.GetDimensions(dim.x, dim.y, dim.z);
@@ -56,4 +58,6 @@ void main(uint3 DTid : SV_DispatchThreadID)
 		DeviceMemoryBarrier();
 		input_output[DTid] = sum;
 	}
+
+#endif
 }
\ No newline at end of file
diff --git a/WickedEngine/wiGraphicsDevice_Vulkan.cpp b/WickedEngine/wiGraphicsDevice_Vulkan.cpp
index 3dffc59b7..88656986f 100644
--- a/WickedEngine/wiGraphicsDevice_Vulkan.cpp
+++ b/WickedEngine/wiGraphicsDevice_Vulkan.cpp
@@ -4336,10 +4336,10 @@ namespace wiGraphicsTypes
 	}
 	void GraphicsDevice_Vulkan::Dispatch(UINT threadGroupCountX, UINT threadGroupCountY, UINT threadGroupCountZ, GRAPHICSTHREAD threadID)
 	{
-		renderPass[threadID].disable(GetDirectCommandList(threadID));
+		//renderPass[threadID].disable(GetDirectCommandList(threadID));
 
-		GetFrameResources().ResourceDescriptorsGPU[threadID]->validate(GetDirectCommandList(threadID));
-		vkCmdDispatch(GetDirectCommandList(threadID), threadGroupCountX, threadGroupCountY, threadGroupCountZ);
+		//GetFrameResources().ResourceDescriptorsGPU[threadID]->validate(GetDirectCommandList(threadID));
+		//vkCmdDispatch(GetDirectCommandList(threadID), threadGroupCountX, threadGroupCountY, threadGroupCountZ);
 
 		//VkMemoryBarrier barrier;
 		//barrier.sType = VK_STRUCTURE_TYPE_MEMORY_BARRIER;
diff --git a/shadercompilers/dxc.exe b/shadercompilers/dxc.exe
index 535017917..9fc87980a 100644
Binary files a/shadercompilers/dxc.exe and b/shadercompilers/dxc.exe differ
diff --git a/shadercompilers/dxcompiler.dll b/shadercompilers/dxcompiler.dll
index 402fd6f2a..3d73cd59f 100644
Binary files a/shadercompilers/dxcompiler.dll and b/shadercompilers/dxcompiler.dll differ