diff --git a/tools/cook.janet b/tools/cook.janet
index 3ba9488d..dfd64b11 100644
--- a/tools/cook.janet
+++ b/tools/cook.janet
@@ -191,5 +191,4 @@
   generates a self contained binary that can be run of the same architecture as the
   build machine, as the current janet vm will be packaged with the output binary."
   [& opts]
-  (def
   (error "Not Yet Implemented."))