diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index d77a4b3..5c0a459 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -38,7 +38,9 @@ import testing ;
           [ run esft_regtest.cpp ]
           [ run esft_constructor_test.cpp ]
           [ run yield_k_test.cpp ]
+          [ run yield_k_test.cpp : : : <threading>multi : yield_k_test.mt ]
           [ run spinlock_test.cpp ]
           [ run spinlock_try_test.cpp ]
+          [ run spinlock_try_test.cpp : : : <threading>multi : spinlock_try_test.mt ]
         ;
 }