diff --git a/amendments.json b/amendments.json
index e2dea36de..89c591147 100644
--- a/amendments.json
+++ b/amendments.json
@@ -520,5 +520,14 @@
       "status": "candidate",
       "id": 36
     }
+  ],
+  "closing-procedure": [
+    {
+      "description": "Prevent GC of non-closed RTCDataChannels",
+      "pr": 2902,
+      "type": "correction",
+      "status": "candidate",
+      "id": 38
+    }
   ]
 }
diff --git a/webrtc.html b/webrtc.html
index d2e3a06f2..c78989ef9 100644
--- a/webrtc.html
+++ b/webrtc.html
@@ -1312,6 +1312,13 @@ <h4>
                 </p>
               </li>
               <li>
+                <p>
+                  Let <var>connection</var> have a
+                  <dfn data-dfn-for="RTCPeerConnection">[[\DataChannels]]</dfn> internal slot, initialized to
+                  an empty [=ordered set=].
+                </p>
+              </li>
+               <li>
                 <p>
                   Let <var>connection</var> have an <dfn data-dfn-for="RTCPeerConnection">[[\Operations]]</dfn>
                   internal slot, representing an [= operations chain =],
@@ -13326,6 +13333,12 @@ <h2>
                       negotiation-needed flag =] for <var>connection</var>.
                     </p>
                   </li>
+                  <li>
+                    <p>
+                      [=list/Append=] <var>channel</var> to
+                      <var>connection</var>.{{RTCPeerConnection/[[DataChannels]]}}.
+                    </p>
+                  </li>
                   <li>
                     <p>
                       Return <var>channel</var> and continue the following
@@ -13894,6 +13907,12 @@ <h4>
                 <code>false</code>.
               </p>
             </li>
+            <li>
+              <p>
+                [=list/Append=] <var>channel</var> to
+                <var>connection</var>.{{RTCPeerConnection/[[DataChannels]]}}.
+              </p>
+            </li>
             <li data-tests="RTCPeerConnection-ondatachannel.html">
               <p>
                 Set <var>channel</var>.{{RTCDataChannel/[[ReadyState]]}} to
@@ -13922,7 +13941,7 @@ <h4>
             </li>
           </ol>
         </section>
-        <section>
+        <section id="closing-procedure">
           <h4>
             Closing procedure
           </h4>
@@ -13940,6 +13959,17 @@ <h4>
                 [= underlying data transport =] was closed.
               </p>
             </li>
+            <li class="no-test-needed">
+              <p>
+                Let <var>connection</var> be the {{RTCPeerConnection}} object
+                associated with <var>channel</var>.
+              </p>
+            </li>
+            <li>
+              <p>
+                [=list/Remove=] <var>channel</var> from <var>connection</var>.{{RTCPeerConnection/[[DataChannels]]}}.
+              </p>
+            </li>
             <li>
               <p>
                 Unless the procedure was initiated by
@@ -14011,6 +14041,12 @@ <h4>
                 {{RTCDataChannelState/"closed"}}.
               </p>
             </li>
+            <li>
+              <p>
+                [=list/Remove=] <var>channel</var> from <var>connection</var>.{{RTCPeerConnection/[[DataChannels]]}}
+                if it is still there.
+              </p>
+            </li>
             <li>
               <p>
                 If the [= underlying data transport | transport =] was closed