--- a/toolkit/content/license.html
+++ b/toolkit/content/license.html
@@ -149,16 +149,17 @@
       <li><a href="about:license#node-properties">node-properties License</a></li>
       <li><a href="about:license#nom">nom License</a></li>
       <li><a href="about:license#nrappkit">nrappkit License</a></li>
       <li><a href="about:license#openaes">OpenAES License</a></li>
       <li><a href="about:license#openvision">OpenVision License</a></li>
 #if defined(XP_WIN) || defined(XP_MACOSX) || defined(XP_LINUX)
       <li><a href="about:license#openvr">OpenVR License</a></li>
 #endif
+      <li><a href="about:license#ordered-float">ordered-float License</a></li>
       <li><a href="about:license#pbkdf2-sha256">pbkdf2_sha256 License</a></li>
       <li><a href="about:license#pdfium">PDFium License</a></li>
 #ifdef MOZ_WEBSPEECH_POCKETSPHINX
       <li><a href="about:license#pocketsphinx">Pocketsphinx License</a></li>
 #endif
       <li><a href="about:license#praton">praton License</a></li>
       <li><a href="about:license#praton1">praton and inet_ntop License</a></li>
       <li><a href="about:license#qcms">qcms License</a></li>
@@ -5572,16 +5573,48 @@ ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQ
 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 </pre>
 
 
     <hr>
 
+    <h1><a id="ordered-float"></a>ordered-float License</h1>
+
+    <p>This license applies to files in the directory
+    <code>third_party/rust/ordered-float</code>.</p>
+
+<pre>
+The MIT License (MIT)
+
+Copyright (c) 2015 Jonathan Reem
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+</pre>
+
+
+    <hr>
+
     <h1><a id="pbkdf2-sha256"></a>pbkdf2_sha256 License</h1>
 
     <p>This license applies to the code
     <code>mozglue/android/pbkdf2_sha256.c</code> and
     <code>mozglue/android/pbkdf2_sha256.h</code>.
     </p>
 
 <pre>