diff --git a/renderdoc/driver/shaders/dxil/dxil_bytecode.h b/renderdoc/driver/shaders/dxil/dxil_bytecode.h
index 5567249e6..5d409ec7c 100644
--- a/renderdoc/driver/shaders/dxil/dxil_bytecode.h
+++ b/renderdoc/driver/shaders/dxil/dxil_bytecode.h
@@ -49,6 +49,9 @@ struct ThreadState;
 
 namespace DXIL
 {
+static const rdcstr DXIL_FAKE_OUTPUT_STRUCT_NAME("_OUT");
+static const rdcstr DXIL_FAKE_INPUT_STRUCT_NAME("_IN");
+
 struct BumpAllocator
 {
   BumpAllocator(size_t totalSize);
diff --git a/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp b/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
index 80c56bf82..c6101a7c9 100644
--- a/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
+++ b/renderdoc/driver/shaders/dxil/dxil_disassemble.cpp
@@ -3053,7 +3053,7 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
                 else
                   componentStr = GetArgId(inst, 3);
 
-                lineStr += "<IN>." + name + rowStr + "." + componentStr;
+                lineStr += DXIL_FAKE_INPUT_STRUCT_NAME + "." + name + rowStr + "." + componentStr;
                 break;
               }
               case DXOp::StoreOutput:
@@ -3091,7 +3091,7 @@ void Program::MakeRDDisassemblyString(const DXBC::Reflection *reflection)
                 else
                   componentStr = GetArgId(inst, 3);
 
-                lineStr += "<OUT>." + name + rowStr + "." + componentStr;
+                lineStr += DXIL_FAKE_OUTPUT_STRUCT_NAME + "." + name + rowStr + "." + componentStr;
                 lineStr += " = " + GetArgId(inst, 4);
                 break;
               }