diff --git a/custom-theme/choose_doc_version.html b/custom-theme/choose_doc_version.html
index 1a6553e..b728392 100644
--- a/custom-theme/choose_doc_version.html
+++ b/custom-theme/choose_doc_version.html
@@ -2,6 +2,9 @@
   <option value="/latest">
     Version: master
   </option>
+    <option value="/v1_9_0/" {% if config.extra.version=="v1_9_0" %}selected="selected" {% endif %}>
+    Version: 1.9.0
+  </option>
     <option value="/v1_8_0/" {% if config.extra.version=="v1_8_0" %}selected="selected" {% endif %}>
     Version: 1.8.0
   </option>
diff --git a/custom-theme/main-banner.html b/custom-theme/main-banner.html
index 87baa76..ee7d03b 100644
--- a/custom-theme/main-banner.html
+++ b/custom-theme/main-banner.html
@@ -8,7 +8,7 @@
         </div>
         <div class="news-cell">
             <div class="well">
-                <h4>Latest News:</h4> <a href="/download">Apache Mynewt 1.8.0, Apache NimBLE 1.3.0 </a> released (April 9, 2020)
+                <h4>Latest News:</h4> <a href="/download">Apache Mynewt 1.9.0, Apache NimBLE 1.4.0 </a> released (April 7, 2021)
             </div>
         </div>
     </div>
diff --git a/docs/documentation.md b/docs/documentation.md
index 576f21f..aa91c8b 100644
--- a/docs/documentation.md
+++ b/docs/documentation.md
@@ -3,6 +3,7 @@
 -   Latest version:
     -   [latest](/latest/)
 -   Earlier versions:
+    -   [1.9.0](/v1_9_0/)
     -   [1.8.0](/v1_8_0/)
     -   [1.7.0](/v1_7_0/)
     -   [1.6.0](/v1_6_0/)
diff --git a/docs/download.md b/docs/download.md
index 4df2fef..dbcae40 100644
--- a/docs/download.md
+++ b/docs/download.md
@@ -2,27 +2,27 @@
 
 ### Latest Apache Mynewt Core OS Release
 
-*   Release Version: Apache Mynewt 1.8.0
-*   Release Date: April 9, 2020
-*   [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.8.0)
-*   [Release Download](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.8.0/)
- *  [core](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.8.0/apache-mynewt-core-1.8.0.tgz)
-    [[PGP]](https://www.apache.org/dist/mynewt/apache-mynewt-1.8.0/apache-mynewt-core-1.8.0.tgz.asc)
-    [[SHA512]](https://www.apache.org/dist/mynewt/apache-mynewt-1.8.0/apache-mynewt-newt-1.8.0.tgz.sha512)
- *   [newt](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.8.0/apache-mynewt-newt-1.8.0.tgz)
-    [[PGP]](https://www.apache.org/dist/mynewt/apache-mynewt-1.8.0/apache-mynewt-newt-1.8.0.tgz.asc)
-    [[SHA512]](https://www.apache.org/dist/mynewt/apache-mynewt-1.8.0/apache-mynewt-newt-1.8.0.tgz.sha512)
+*   Release Version: Apache Mynewt 1.9.0
+*   Release Date: April 7, 2021
+*   [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.9.0)
+*   [Release Download](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.9.0/)
+ *  [core](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.8.0/apache-mynewt-core-1.9.0.tgz)
+    [[PGP]](https://www.apache.org/dist/mynewt/apache-mynewt-1.9.0/apache-mynewt-core-1.9.0.tgz.asc)
+    [[SHA512]](https://www.apache.org/dist/mynewt/apache-mynewt-1.9.0/apache-mynewt-newt-1.9.0.tgz.sha512)
+ *   [newt](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.9.0/apache-mynewt-newt-1.9.0.tgz)
+    [[PGP]](https://www.apache.org/dist/mynewt/apache-mynewt-1.9.0/apache-mynewt-newt-1.9.0.tgz.asc)
+    [[SHA512]](https://www.apache.org/dist/mynewt/apache-mynewt-1.9.0/apache-mynewt-newt-1.9.0.tgz.sha512)
 
 ### Latest Apache Mynewt NimBLE (Bluetooth Stack) Release
 
 Mynewt's Bluetooth stack is now a separate release with a porting layer that allows it to be easily ported to another OS!
 
-*   Release Version: Apache NimBLE 1.3.0
-*   Release Date: April 9, 2020
-*   [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-NimBLE-1.3.0)
-*   [Release Download](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.3.0/apache-mynewt-nimble-1.3.0.tgz)
-    [[PGP]](https://www.apache.org/dist/mynewt/apache-nimble-1.3.0/apache-mynewt-nimble-1.3.0.tgz.asc)
-    [[SHA512]](https://www.apache.org/dist/mynewt/apache-nimble-1.3.0/apache-mynewt-nimble-1.3.0.tgz.sha512)
+*   Release Version: Apache NimBLE 1.4.0
+*   Release Date: April 7, 2021
+*   [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-NimBLE-1.4.0)
+*   [Release Download](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.4.0/apache-mynewt-nimble-1.4.0.tgz)
+    [[PGP]](https://www.apache.org/dist/mynewt/apache-nimble-1.4.0/apache-mynewt-nimble-1.4.0.tgz.asc)
+    [[SHA512]](https://www.apache.org/dist/mynewt/apache-nimble-1.4.0/apache-mynewt-nimble-1.4.0.tgz.sha512)
 
 #### Fresh install
 
@@ -78,12 +78,14 @@
 *   Apache Mynewt 1.5.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.5.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.5.0)
 *   Apache Mynewt 1.6.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.6.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.6.0)
 *   Apache Mynewt 1.7.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.7.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.7.0)
+*   Apache Mynewt 1.8.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.8.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-mynewt-1.8.0)
 
 #### Apache Mynewt NimBLE (Bluetooth Stack)
 
 *   Apache NimBLE 1.0.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-1.4.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.0.0)
 *   Apache NimBLE 1.1.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-NimBLE-1.1.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.1.0)
 *   Apache NimBLE 1.2.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-NimBLE-1.2.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.2.0)
+*   Apache NimBLE 1.3.0 [Release Notes](https://cwiki.apache.org/confluence/display/MYNEWT/RN-NimBLE-1.3.0), [Release Archive](https://www.apache.org/dyn/closer.lua/mynewt/apache-nimble-1.3.0)
 
 <br>
 <br>
diff --git a/mkdocs.yml b/mkdocs.yml
index a010c86..a6e2f3e 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -78,6 +78,11 @@
           sha: "mynewt_1_8_0_tag"
           nimble_sha: "nimble_1_3_0_tag"
           latest: False
+        - label: "1.9.0"
+          dir: "v1_9_0"
+          sha: "mynewt_1_9_0_tag"
+          nimble_sha: "nimble_1_4_0_tag"
+          latest: False
 
     doc_path: "latest"
     events: