diff --git a/test/Jamfile.v2 b/test/Jamfile.v2
index 1e005ce..fcc67f2 100644
--- a/test/Jamfile.v2
+++ b/test/Jamfile.v2
@@ -29,6 +29,7 @@ test-suite range :
     [ range-test algorithm_example ]
     [ range-test reversible_range ]
     [ range-test const_ranges ]
-    [ range-test mfc : <include>$(VC71_ROOT)/atlmfc/include ] 
+    [ range-test extension_mechanism ]
+#    [ range-test mfc : <include>$(VC71_ROOT)/atlmfc/include ] 
     ;