diff --git a/cmake/re-config.cmake b/cmake/re-config.cmake
index 04023d923..6dc0ad8b6 100644
--- a/cmake/re-config.cmake
+++ b/cmake/re-config.cmake
@@ -67,7 +67,11 @@ else()
   set(Backtrace_LIBRARIES)
 endif()
 
-check_function_exists(thrd_create HAVE_THREADS)
+check_function_exists(thrd_create HAVE_THREADS_FUN)
+check_include_file(threads.h HAVE_THREADS_H)
+if(HAVE_THREADS_FUN AND HAVE_THREADS_H)
+  set(HAVE_THREADS CACHE BOOL true)
+endif()
 if(HAVE_THREADS)
   list(APPEND RE_DEFINITIONS HAVE_THREADS)
 endif()