diff --git a/libcxx/include/CMakeLists.txt b/libcxx/include/CMakeLists.txt
--- a/libcxx/include/CMakeLists.txt
+++ b/libcxx/include/CMakeLists.txt
@@ -234,7 +234,6 @@
   __ranges/size.h
   __ranges/subrange.h
   __ranges/take_view.h
-  __ranges/take_view.h
   __ranges/transform_view.h
   __ranges/view_interface.h
   __split_buffer