diff --git a/index.bs b/index.bs
index 8090c4398..c4c607b02 100644
--- a/index.bs
+++ b/index.bs
@@ -113,6 +113,7 @@ urlPrefix: https://tc39.es/ecma262/; spec: ECMA-262
         text: CreateIterResultObject; url: sec-createiterresultobject
         text: CreateMapIterator; url: sec-createmapiterator
         text: CreateMethodProperty; url: sec-createmethodproperty
+        text: CreateNonEnumerableDataPropertyOrThrow; url: sec-createnonenumerabledatapropertyorthrow
         text: CreateSetIterator; url: sec-createsetiterator
         text: DefinePropertyOrThrow; url: sec-definepropertyorthrow
         text: DetachArrayBuffer; url: sec-detacharraybuffer
@@ -128,7 +129,6 @@ urlPrefix: https://tc39.es/ecma262/; spec: ECMA-262
         text: GetMethod; url: sec-getmethod
         text: GetValueFromBuffer; url: sec-getvaluefrombuffer
         text: IfAbruptRejectPromise; url: sec-ifabruptrejectpromise
-        text: InstallErrorCause; url: sec-installerrorcause
         text: IsArray; url: sec-isarray
         text: IsAccessorDescriptor; url: sec-isaccessordescriptor
         text: IsCallable; url: sec-iscallable
@@ -14616,7 +14616,7 @@ constructor steps are:
 1.  If |options| is a string, then set [=this=]'s [=DOMException/name=] to |options|.
 1.  Otherwise,
     1.  Set [=this=]'s [=DOMException/name=] to |options|["{{DOMExceptionOptions/name}}"].
-    1.  Perform [=?=] <a abstract-op>InstallErrorCause</a>([=this=], |options|).
+    1.  If |options|["cause"] [=map/exists=], then perform <a abstract-op>CreateNonEnumerableDataPropertyOrThrow</a>([=this=], "cause", |options|["cause"]).
 
 The <dfn attribute for="DOMException"><code>name</code></dfn> getter steps are to return
 [=this=]'s [=DOMException/name=].