diff --git a/Toolchain/CMake/LLVMRuntimesConfig.cmake b/Toolchain/CMake/LLVMRuntimesConfig.cmake
index a1b7fd1368..bc13e82545 100644
--- a/Toolchain/CMake/LLVMRuntimesConfig.cmake
+++ b/Toolchain/CMake/LLVMRuntimesConfig.cmake
@@ -55,7 +55,6 @@ set(CMAKE_ASM_COMPILER_TARGET ${target_triple} CACHE STRING "")
 set(CMAKE_C_FLAGS ${compiler_flags} CACHE STRING "")
 set(CMAKE_CXX_FLAGS ${compiler_flags} CACHE STRING "")
 
-set(LIBCXX_ENABLE_FILESYSTEM OFF CACHE BOOL "")
 set(LIBCXX_USE_COMPILER_RT ON CACHE BOOL "")
 set(LIBCXX_ENABLE_STATIC_ABI_LIBRARY ON CACHE BOOL "")
 set(LIBCXX_INCLUDE_BENCHMARKS OFF CACHE BOOL "")