diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index d27e8b4..b812b99 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -10,11 +10,9 @@ import testing ;
 
 rule run-vaseq ( command target )
 {
-    # Sun does not automatically detect type-of emulation mode (force it).
-    run $(target).cpp : : : <toolset>sun:<define>BOOST_TYPEOF_EMULATION ;
-    run $(target)_seq.cpp : : : <toolset>sun:<define>BOOST_TYPEOF_EMULATION ;
-    run $(target)_seq_nova.cpp : : :
-            <toolset>sun:<define>BOOST_TYPEOF_EMULATION ;
+    run $(target).cpp : : : ;
+    run $(target)_seq.cpp : : : ;
+    run $(target)_seq_nova.cpp : : : ;
 }
 
 rule run-typeof ( native_target emulation_target )