diff --git a/basis/tools/deploy/shaker/shaker.factor b/basis/tools/deploy/shaker/shaker.factor
index 2244eb9249..def8b96809 100755
--- a/basis/tools/deploy/shaker/shaker.factor
+++ b/basis/tools/deploy/shaker/shaker.factor
@@ -178,6 +178,7 @@ IN: tools.deploy.shaker
                 "slots"
                 "special"
                 "specializer"
+                "struct-slots"
                 ! UI needs this
                 ! "superclass"
                 "transform-n"