diff --git a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
index f601fbed011f..d752b6a0e940 100644
--- a/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
+++ b/llvm/utils/gn/secondary/libcxx/include/BUILD.gn
@@ -122,6 +122,10 @@ if (current_toolchain == default_toolchain) {
       "__algorithm/pop_heap.h",
       "__algorithm/prev_permutation.h",
       "__algorithm/push_heap.h",
+      "__algorithm/ranges_copy.h",
+      "__algorithm/ranges_copy_backward.h",
+      "__algorithm/ranges_copy_if.h",
+      "__algorithm/ranges_copy_n.h",
       "__algorithm/ranges_count.h",
       "__algorithm/ranges_count_if.h",
       "__algorithm/ranges_find.h",