diff --git a/renderdoc/driver/d3d12/d3d12_serialise.cpp b/renderdoc/driver/d3d12/d3d12_serialise.cpp
index 09dd4e0e9..602e7bac8 100644
--- a/renderdoc/driver/d3d12/d3d12_serialise.cpp
+++ b/renderdoc/driver/d3d12/d3d12_serialise.cpp
@@ -840,6 +840,7 @@ void DoSerialise(SerialiserType &ser, D3D12_INDIRECT_ARGUMENT_DESC &el)
     case D3D12_INDIRECT_ARGUMENT_TYPE_DRAW_INDEXED:
     case D3D12_INDIRECT_ARGUMENT_TYPE_DISPATCH:
     case D3D12_INDIRECT_ARGUMENT_TYPE_DISPATCH_MESH:
+    case D3D12_INDIRECT_ARGUMENT_TYPE_DISPATCH_RAYS:
     case D3D12_INDIRECT_ARGUMENT_TYPE_INDEX_BUFFER_VIEW:
       // nothing to serialise
       break;
@@ -2472,4 +2473,4 @@ INSTANTIATE_SERIALISE_TYPE(D3D12_RAYTRACING_SHADER_CONFIG);
 INSTANTIATE_SERIALISE_TYPE(D3D12_RAYTRACING_PIPELINE_CONFIG);
 INSTANTIATE_SERIALISE_TYPE(D3D12_HIT_GROUP_DESC);
 INSTANTIATE_SERIALISE_TYPE(D3D12_RAYTRACING_PIPELINE_CONFIG1);
-INSTANTIATE_SERIALISE_TYPE(D3D12_EXPORT_DESC);
\ No newline at end of file
+INSTANTIATE_SERIALISE_TYPE(D3D12_EXPORT_DESC);