diff --git a/src/shader_recompiler/specialization.h b/src/shader_recompiler/specialization.h
index 54fd5026a..e40309aaf 100644
--- a/src/shader_recompiler/specialization.h
+++ b/src/shader_recompiler/specialization.h
@@ -13,7 +13,7 @@
 namespace Shader {
 
 struct VsAttribSpecialization {
-    AmdGpu::DataFormat data_format{};
+    s32 num_components{};
     AmdGpu::NumberClass num_class{};
     AmdGpu::CompMapping dst_select{};
 
@@ -95,8 +95,9 @@ struct StageSpecialization {
             // Specialize shader on VS input number types to follow spec.
             ForEachSharp(vs_attribs, fetch_shader_data->attributes,
                          [&profile_](auto& spec, const auto& desc, AmdGpu::Buffer sharp) {
-                             spec.data_format =
-                                 desc.UsesStepRates() ? sharp.GetDataFmt() : AmdGpu::DataFormat{};
+                             spec.num_components = desc.UsesStepRates()
+                                                       ? AmdGpu::NumComponents(sharp.GetDataFmt())
+                                                       : 0;
                              spec.num_class = profile_.support_legacy_vertex_attributes
                                                   ? AmdGpu::NumberClass{}
                                                   : AmdGpu::GetNumberClass(sharp.GetNumberFmt());