diff --git a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
index a70ff97299aa0..bb503ddf571e7 100644
--- a/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
+++ b/llvm/utils/gn/secondary/clang/lib/Headers/BUILD.gn
@@ -201,6 +201,7 @@ copy("Headers") {
     "iso646.h",
     "keylockerintrin.h",
     "larchintrin.h",
+    "lasxintrin.h",
     "limits.h",
     "llvm_libc_wrappers/assert.h",
     "llvm_libc_wrappers/ctype.h",