diff --git a/test/boost_no_fenv_h.ipp b/test/boost_no_fenv_h.ipp
index 5acfee8d..1bb71160 100644
--- a/test/boost_no_fenv_h.ipp
+++ b/test/boost_no_fenv_h.ipp
@@ -12,7 +12,7 @@
 //                 available, <boost/detail/fenv.hpp> should be included
 //                 instead of directly including <fenv.h>.
 
-#include <boost/detail/fenv.hpp>
+#include <fenv.h>
 
 namespace boost_no_fenv_h {