[RELEASE] bump to version 0.91.0
diff --git a/documentation/docs/01_try-installation.md b/documentation/docs/01_try-installation.md
index d1ba4d0..2a68e03 100644
--- a/documentation/docs/01_try-installation.md
+++ b/documentation/docs/01_try-installation.md
@@ -55,13 +55,13 @@
                     <tbody>
                     <tr>
                         <td>
-                            <a href="https://www.apache.org/dyn/closer.lua?action=download&filename=streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip">apache-streampipes-0.90.0-source-release.zip</a>
+                            <a href="https://www.apache.org/dyn/closer.lua?action=download&filename=streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip">apache-streampipes-0.91.0-source-release.zip</a>
                         </td>
-                        <td>0.90.0</td>
-                        <td>2023-01-17</td>
+                        <td>0.91.0</td>
+                        <td>2023-04-14</td>
                         <td>
-                            <a href="https://downloads.apache.org/streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip.sha512">SHA</a>
-                            <a href="https://downloads.apache.org/streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip.asc">PGP</a>
+                            <a href="https://downloads.apache.org/streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip.sha512">SHA</a>
+                            <a href="https://downloads.apache.org/streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip.asc">PGP</a>
                         </td>
                     </tr>
                     </tbody>
diff --git a/package-lock.json b/package-lock.json
index 0399d76..3780a06 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "apache-streampipes-website",
-  "version": "0.90.0",
+  "version": "0.91.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "apache-streampipes-website",
-      "version": "0.90.0",
+      "version": "0.91.0",
       "license": "Apache License 2.0",
       "dependencies": {
         "ejs": "3.1.3",
diff --git a/package.json b/package.json
index bf0aec9..9a01ca0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "apache-streampipes-website",
-  "version": "0.90.0",
+  "version": "0.91.0",
   "description": "The Apache StreamPipes website",
   "engines": {
     "node": "5.9.1"
diff --git a/website/partials/_download_box.ejs b/website/partials/_download_box.ejs
index 7ca494c..c9ecebe 100644
--- a/website/partials/_download_box.ejs
+++ b/website/partials/_download_box.ejs
@@ -20,12 +20,12 @@
                     </thead>
                     <tbody>
                     <tr>
-                        <td><a href="https://www.apache.org/dyn/closer.lua?action=download&filename=streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip">apache-streampipes-0.90.0-source-release.zip</a></td>
-                        <td>0.90.0</td>
-                        <td>2023-01-17</td>
+                        <td><a href="https://www.apache.org/dyn/closer.lua?action=download&filename=streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip">apache-streampipes-0.91.0-source-release.zip</a></td>
+                        <td>0.91.0</td>
+                        <td>2023-04-14</td>
                         <td>
-                            <a href="https://downloads.apache.org/streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip.sha512">SHA</a>
-                            <a href="https://downloads.apache.org/streampipes/0.90.0/apache-streampipes-0.90.0-source-release.zip.asc">PGP</a>
+                            <a href="https://downloads.apache.org/streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip.sha512">SHA</a>
+                            <a href="https://downloads.apache.org/streampipes/0.91.0/apache-streampipes-0.91.0-source-release.zip.asc">PGP</a>
                         </td>
                     </tr>
                     </tbody>
diff --git a/website/partials/_nav.ejs b/website/partials/_nav.ejs
index 98de3c1..50b4360 100644
--- a/website/partials/_nav.ejs
+++ b/website/partials/_nav.ejs
@@ -1,6 +1,6 @@
 <div class="header-banner">
     <div class="header-banner-news">
-        <b>The Apache StreamPipes community is pleased to announce release 0.90.0! Download the latest version <a class="banner-link" href="/download.html">here</a>.</b>
+        <b>The Apache StreamPipes community is pleased to announce release 0.91.0! Download the latest version <a class="banner-link" href="/download.html">here</a>.</b>
     </div>
     <div style="display: flex; align-items: center;justify-content: flex-end;padding-right:20px;height:40px;">
         <span flex></span>