diff --git a/tests/do-refs.impure.lisp b/tests/do-refs.impure.lisp
index edd14cf5e1..3080c63cf9 100644
--- a/tests/do-refs.impure.lisp
+++ b/tests/do-refs.impure.lisp
@@ -70,6 +70,7 @@
           (symbolp (first slots))
           (closurep (second slots))
           (code-component-p (third slots)))
+     #-immobile-code
      (and (= (length slots) 2)
           (symbolp (first slots))
           (closurep (second slots))))))