diff --git a/llvm/runtimes/CMakeLists.txt b/llvm/runtimes/CMakeLists.txt
index d17a9767ea4694..40869f0a12d2da 100644
--- a/llvm/runtimes/CMakeLists.txt
+++ b/llvm/runtimes/CMakeLists.txt
@@ -27,12 +27,6 @@ if(LLVM_ENABLE_RUNTIMES STREQUAL "all" )
   set(LLVM_ENABLE_RUNTIMES ${LLVM_ALL_RUNTIMES})
 endif()
 foreach(proj ${LLVM_ENABLE_RUNTIMES})
-  # TODO: libunwind and libcxxabi don't currently build on Windows so filter them out.
-  if(MSVC AND ("${proj}" MATCHES "libunwind|libcxxabi"))
-    message(WARNING "Skipping ${proj} which is not supported in MSVC yet")
-    continue()
-  endif()
-
   set(proj_dir "${CMAKE_CURRENT_SOURCE_DIR}/../../${proj}")
   if(IS_DIRECTORY ${proj_dir} AND EXISTS ${proj_dir}/CMakeLists.txt)
     list(APPEND runtimes ${proj_dir})