diff --git a/extra/classes/struct/vectored/vectored.factor b/extra/classes/struct/vectored/vectored.factor
index 4ad9f4f061..53f9fce988 100644
--- a/extra/classes/struct/vectored/vectored.factor
+++ b/extra/classes/struct/vectored/vectored.factor
@@ -17,7 +17,7 @@ IN: classes.struct.vectored
     {
         [ drop name>> ]
         [ nip ]
-        [ drop type>> array-class-of dup initial-value ]
+        [ drop type>> array-class-of dup initial-value drop ]
         [ 2drop t ]
     } 2cleave slot-spec boa ;