diff --git a/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index 58fe63d1029..111915e0ed5 100644
--- a/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -73,6 +73,7 @@ copy("Headers") {
     "__clang_cuda_math.h",
     "__clang_cuda_math_forward_declares.h",
     "__clang_cuda_runtime_wrapper.h",
+    "__clang_hip_cmath.h",
     "__clang_hip_libdevice_declares.h",
     "__clang_hip_math.h",
     "__clang_hip_runtime_wrapper.h",