openwhisk-runtime-nodejs 1.21 (#507)

diff --git a/_layouts/downloads.html b/_layouts/downloads.html
index ec6143c..cb26f77 100644
--- a/_layouts/downloads.html
+++ b/_layouts/downloads.html
@@ -229,17 +229,17 @@
                       </div>
 
                       <div class="component-releases-structure theme-deeper-sky-blue">
-                        <p><ctitle>OpenWhisk Runtime Node.js</ctitle>Supports functions written for Node.js v14 or v16.</p>
+                        <p><ctitle>OpenWhisk Runtime Node.js</ctitle>Supports functions written for Node.js v16 or v18.</p>
                         <div class="component-release-artifact-list border-deeper-sky-blue">
-                          <version>1.20.0</version>
+                          <version>1.21.0</version>
                           <a
-                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-nodejs-1.20.0-sources.tar.gz">
+                            href="https://www.apache.org/dyn/closer.cgi/openwhisk/openwhisk-runtime-nodejs-1.21.0-sources.tar.gz">
                             Source code</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-nodejs-1.20.0-sources.tar.gz.sha512">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-nodejs-1.21.0-sources.tar.gz.sha512">
                             SHA-512 checksum</a>
                           <a
-                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-nodejs-1.20.0-sources.tar.gz.asc">
+                            href="https://downloads.apache.org/openwhisk/openwhisk-runtime-nodejs-1.21.0-sources.tar.gz.asc">
                             PGP signature</a>
                         </div>
                       </div>