diff --git a/googletest/cmake/internal_utils.cmake b/googletest/cmake/internal_utils.cmake
index 5429c9d0a..da1923f3b 100644
--- a/googletest/cmake/internal_utils.cmake
+++ b/googletest/cmake/internal_utils.cmake
@@ -63,6 +63,7 @@ macro(config_compiler_and_linker)
   unset(GTEST_HAS_PTHREAD)
   if (NOT gtest_disable_pthreads AND NOT MINGW)
     # Defines CMAKE_USE_PTHREADS_INIT and CMAKE_THREAD_LIBS_INIT.
+    set(THREADS_PREFER_PTHREAD_FLAG TRUE)
     find_package(Threads)
     if (CMAKE_USE_PTHREADS_INIT)
       set(GTEST_HAS_PTHREAD ON)