diff --git a/spec.html b/spec.html
index 6c89e5e169..0405d7f096 100644
--- a/spec.html
+++ b/spec.html
@@ -10171,7 +10171,7 @@ <h1>CleanupFinalizationRegistry ( _finalizationRegistry_ )</h1>
       1. While _finalizationRegistry_.[[Cells]] contains a Record _cell_ such that _cell_.[[WeakRefTarget]] is ~empty~, an implementation may perform the following steps:
         1. Choose any such _cell_.
         1. Remove _cell_ from _finalizationRegistry_.[[Cells]].
-        1. Perform ? Call(_callback_, *undefined*, &laquo; _cell_.[[HeldValue]] &raquo;).
+        1. Perform ? HostCallJobCallback(_callback_, *undefined*, &laquo; _cell_.[[HeldValue]] &raquo;).
       1. Return NormalCompletion(*undefined*).
     </emu-alg>
   </emu-clause>
@@ -37054,7 +37054,7 @@ <h1>FinalizationRegistry ( _cleanupCallback_ )</h1>
           1. Let _finalizationRegistry_ be ? OrdinaryCreateFromConstructor(NewTarget, *"%FinalizationRegistry.prototype%"*, &laquo; [[Realm]], [[CleanupCallback]], [[Cells]] &raquo;).
           1. Let _fn_ be the active function object.
           1. Set _finalizationRegistry_.[[Realm]] to _fn_.[[Realm]].
-          1. Set _finalizationRegistry_.[[CleanupCallback]] to _cleanupCallback_.
+          1. Set _finalizationRegistry_.[[CleanupCallback]] to HostMakeJobCallback(_cleanupCallback_).
           1. Set _finalizationRegistry_.[[Cells]] to a new empty List.
           1. Return _finalizationRegistry_.
         </emu-alg>