diff --git a/src/tools/sun.jam b/src/tools/sun.jam
index 0c951a35f..e00799d58 100644
--- a/src/tools/sun.jam
+++ b/src/tools/sun.jam
@@ -16,7 +16,6 @@ feature.extend toolset : sun ;
 toolset.inherit  sun : unix ;
 generators.override sun.prebuilt : builtin.lib-generator ;
 generators.override sun.searched-lib-generator : searched-lib-generator ;
-feature.subfeature toolset sun : version ;
 
 feature.extend stdlib : sun-stlport ;
 feature.compose <stdlib>sun-stlport