diff --git a/basis/classes/struct/struct.factor b/basis/classes/struct/struct.factor
index ff7dd5d416..697681de07 100644
--- a/basis/classes/struct/struct.factor
+++ b/basis/classes/struct/struct.factor
@@ -339,8 +339,6 @@ SYMBOL: bits:
 
 <PRIVATE
 
-ERROR: bad-type-for-bits type ;
-
 :: set-bits ( slot-spec n -- slot-spec )
     struct-bit-slot-spec new
         n >>bits