diff --git a/test/Jamfile b/test/Jamfile
index 3f6c587..69236e8 100644
--- a/test/Jamfile
+++ b/test/Jamfile
@@ -3,18 +3,18 @@ subproject libs/tuple/test ;
 unit-test tuple_test_bench
     : tuple_test_bench.cpp
       <lib>../../test/build/test_exec_monitor
-    : <include>$(BOOST_ROOT)
+    : <sysinclude>$(BOOST_ROOT)
     ;
 
 unit-test io_test
     : io_test.cpp
       <lib>../../test/build/test_exec_monitor
-    : <include>$(BOOST_ROOT)
+    : <sysinclude>$(BOOST_ROOT)
     ;
 
 unit-test another_tuple_test_bench
     : another_tuple_test_bench.cpp
       <lib>../../test/build/test_exec_monitor
-    : <include>$(BOOST_ROOT)
+    : <sysinclude>$(BOOST_ROOT)
     ;