diff --git a/renderdoc/driver/d3d12/d3d12_command_list4_wrap.cpp b/renderdoc/driver/d3d12/d3d12_command_list4_wrap.cpp
index fc9d4ba4c..5732f8fbe 100644
--- a/renderdoc/driver/d3d12/d3d12_command_list4_wrap.cpp
+++ b/renderdoc/driver/d3d12/d3d12_command_list4_wrap.cpp
@@ -897,7 +897,9 @@ bool WrappedID3D12GraphicsCommandList::Serialise_BuildRaytracingAccelerationStru
 {
   ID3D12GraphicsCommandList4 *pCommandList = this;
   SERIALISE_ELEMENT(pCommandList);
-  SERIALISE_ELEMENT_LOCAL(AccStructDesc, *pDesc).TypedAs("AccStructDesc"_lit).Important();
+  SERIALISE_ELEMENT_LOCAL(AccStructDesc, *pDesc)
+      .TypedAs("D3D12_BUILD_RAYTRACING_ACCELERATION_STRUCTURE_DESC"_lit)
+      .Important();
   SERIALISE_ELEMENT(NumPostbuildInfoDescs);
   SERIALISE_ELEMENT_ARRAY(pPostbuildInfoDescs, NumPostbuildInfoDescs);
 
diff --git a/renderdoc/driver/d3d12/d3d12_serialise.cpp b/renderdoc/driver/d3d12/d3d12_serialise.cpp
index 39e02fe68..54eda4539 100644
--- a/renderdoc/driver/d3d12/d3d12_serialise.cpp
+++ b/renderdoc/driver/d3d12/d3d12_serialise.cpp
@@ -1883,14 +1883,9 @@ void DoSerialise(SerialiserType &ser, D3D12_BUILD_RAYTRACING_ACCELERATION_STRUCT
   SERIALISE_MEMBER_TYPED(D3D12BufferLocation, DestAccelerationStructureData).Important();
   SERIALISE_MEMBER(Inputs);
 
+  SERIALISE_MEMBER_TYPED(D3D12BufferLocation, SourceAccelerationStructureData);
   if(el.SourceAccelerationStructureData)
-  {
-    SERIALISE_MEMBER_TYPED(D3D12BufferLocation, SourceAccelerationStructureData).Important();
-  }
-  else
-  {
-    SERIALISE_MEMBER_TYPED(D3D12BufferLocation, SourceAccelerationStructureData);
-  }
+    ser.Important();
 
   SERIALISE_MEMBER_TYPED(D3D12BufferLocation, ScratchAccelerationStructureData).Important();
 }