diff --git a/module/language/cps/compile-bytecode.scm b/module/language/cps/compile-bytecode.scm
index 53a252444..494bb5a0c 100644
--- a/module/language/cps/compile-bytecode.scm
+++ b/module/language/cps/compile-bytecode.scm
@@ -238,9 +238,9 @@
          (emit-usub/immediate asm (from-sp dst) (from-sp (slot x)) y))
         (($ $primcall 'umul/immediate y (x))
          (emit-umul/immediate asm (from-sp dst) (from-sp (slot x)) y))
-        (($ $primcall 'rsh (x y))
+        (($ $primcall 'rsh #f (x y))
          (emit-rsh asm (from-sp dst) (from-sp (slot x)) (from-sp (slot y))))
-        (($ $primcall 'lsh (x y))
+        (($ $primcall 'lsh #f (x y))
          (emit-lsh asm (from-sp dst) (from-sp (slot x)) (from-sp (slot y))))
         (($ $primcall 'rsh/immediate y (x))
          (emit-rsh/immediate asm (from-sp dst) (from-sp (slot x)) y))