diff --git a/pkgs/zo-lib/compiler/zo-marshal.rkt b/pkgs/zo-lib/compiler/zo-marshal.rkt
index 95124a9c48..692e973e3a 100644
--- a/pkgs/zo-lib/compiler/zo-marshal.rkt
+++ b/pkgs/zo-lib/compiler/zo-marshal.rkt
@@ -804,6 +804,7 @@
 
 (define (out-linklet linklet-form out)
   (out-byte CPT_LINKLET out)
+  (out-number 0 out) ; no static prefix
   (out-anything (convert-linklet linklet-form) out))
 
 (define (convert-linklet linklet-form)