diff --git a/clang/lib/Headers/CMakeLists.txt b/clang/lib/Headers/CMakeLists.txt
index b8ee1fec86a2ac..0e78238436c941 100644
--- a/clang/lib/Headers/CMakeLists.txt
+++ b/clang/lib/Headers/CMakeLists.txt
@@ -62,7 +62,9 @@ set(hip_files
   __clang_hip_runtime_wrapper.h
   )
 
-set(hlsl_h hlsl.h)
+set(hlsl_h
+  hlsl.h
+  )
 set(hlsl_subdir_files
   hlsl/hlsl_basic_types.h
   hlsl/hlsl_intrinsics.h
diff --git a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index e9123a0e315c79..5101c5d99576c2 100644
--- a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -154,6 +154,7 @@ copy("Headers") {
     "hexagon_circ_brev_intrinsics.h",
     "hexagon_protos.h",
     "hexagon_types.h",
+    "hlsl.h",
     "hlsl/hlsl_basic_types.h",
     "hlsl/hlsl_intrinsics.h",
     "hresetintrin.h",