--- a/external/cpu_features/CMakeLists.txt
+++ b/external/cpu_features/CMakeLists.txt
@@ -159,44 +159,6 @@ endif()
 
 include(CTest)
 if(BUILD_TESTING)
-  # Automatically incorporate googletest into the CMake Project if target not
-  # found.
-  if(NOT TARGET gtest OR NOT TARGET gmock_main)
-    # Download and unpack googletest at configure time.
-    configure_file(
-      cmake/googletest.CMakeLists.txt.in
-      googletest-download/CMakeLists.txt
-    )
-
-    execute_process(
-      COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
-      RESULT_VARIABLE result
-      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download)
-
-    if(result)
-      message(FATAL_ERROR "CMake step for googletest failed: ${result}")
-    endif()
-
-    execute_process(
-      COMMAND ${CMAKE_COMMAND} --build .
-      RESULT_VARIABLE result
-      WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download)
-
-    if(result)
-      message(FATAL_ERROR "Build step for googletest failed: ${result}")
-    endif()
-
-    # Prevent overriding the parent project's compiler/linker settings on
-    # Windows.
-    set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
-
-    # Add googletest directly to our build. This defines the gtest and
-    # gtest_main targets.
-    add_subdirectory(${CMAKE_BINARY_DIR}/googletest-src
-                     ${CMAKE_BINARY_DIR}/googletest-build
-                     EXCLUDE_FROM_ALL)
-  endif()
-
   add_subdirectory(test)
 endif()