diff --git a/renderdoc/driver/shaders/spirv/spirv_common.h b/renderdoc/driver/shaders/spirv/spirv_common.h
index 055eee7ec..a9eeee2b5 100644
--- a/renderdoc/driver/shaders/spirv/spirv_common.h
+++ b/renderdoc/driver/shaders/spirv/spirv_common.h
@@ -68,9 +68,12 @@ void ShutdownSPIRVCompiler();
 struct SPVInstruction;
 
 enum class ShaderStage : uint32_t;
+enum class ShaderBuiltin : uint32_t;
 struct ShaderReflection;
 struct ShaderBindpointMapping;
 
+ShaderBuiltin BuiltInToSystemAttribute(ShaderStage stage, const spv::BuiltIn el);
+
 // extra information that goes along with a ShaderReflection that has extra information for SPIR-V
 // patching
 struct SPIRVPatchData