diff --git a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index b47189accd1365..d6e7d5490ce023 100644
--- a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -128,6 +128,7 @@ copy("Headers") {
     "ammintrin.h",
     "amxcomplexintrin.h",
     "amxfp16intrin.h",
+    "amxfp8intrin.h",
     "amxintrin.h",
     "arm64intr.h",
     "arm_acle.h",