diff --git a/src/build/feature.jam b/src/build/feature.jam
index 066920820..09d7af1a5 100644
--- a/src/build/feature.jam
+++ b/src/build/feature.jam
@@ -1330,6 +1330,13 @@ rule __test__ ( )
         : add-defaults <runtime-link>static <define>foobar <optimization>on
           <fu>fu1 ;
 
+    feature f0 : f0-0 f0-1 ;
+    feature f1 : f1-0 f1-1 ;
+
+    assert.true valid <f0> ;
+    assert.true valid <f1> ;
+    assert.true valid <f0> <f1> ;
+
     set-default <runtime-link> : static ;
     assert.result <runtime-link>static : defaults <runtime-link> ;