diff --git a/automatic/mariadb.portable/legal/VERIFICATION.txt b/automatic/mariadb.portable/legal/VERIFICATION.txt
index 75987af5a..ac2716722 100644
--- a/automatic/mariadb.portable/legal/VERIFICATION.txt
+++ b/automatic/mariadb.portable/legal/VERIFICATION.txt
@@ -6,12 +6,12 @@ The installer have been downloaded from their official download link listed on <
 and can be verified like this:
 
 1. Download the following installers:
-  64-Bit: <http://downloads.mariadb.org/rest-api/mariadb/10.8.3/mariadb-10.8.3-winx64.zip>
+  64-Bit: <http://downloads.mariadb.org/rest-api/mariadb/10.9.1/mariadb-10.9.1-winx64.zip>
 2. You can use one of the following methods to obtain the checksum
   - Use powershell function 'Get-Filehash'
   - Use chocolatey utility 'checksum.exe'
 
   checksum type: sha256
-  checksum64: 340c4c782a61bc412e3fa194d2c911af9471fd30480d74799e353cce775cfb73
+  checksum64: 1d4dc652fb3e28d65465f44145ceeec240e8f41f4ee349c40900d18934715539
 
 File 'LICENSE.txt' is obtained from <https://github.com/MariaDB/server/blob/10.3/COPYING>
diff --git a/automatic/mariadb.portable/mariadb.portable.json b/automatic/mariadb.portable/mariadb.portable.json
index e9db64ee0..b37cc0125 100644
--- a/automatic/mariadb.portable/mariadb.portable.json
+++ b/automatic/mariadb.portable/mariadb.portable.json
@@ -5,5 +5,6 @@
     "10.5":  "10.5.16",
     "10.6":  "10.6.8",
     "10.7":  "10.7.4",
-    "10.8":  "10.8.3"
+    "10.8":  "10.8.3",
+    "10.9":  "10.9.1"
 }
diff --git a/automatic/mariadb.portable/mariadb.portable.nuspec b/automatic/mariadb.portable/mariadb.portable.nuspec
index 09ed6fef7..5e14fa04e 100644
--- a/automatic/mariadb.portable/mariadb.portable.nuspec
+++ b/automatic/mariadb.portable/mariadb.portable.nuspec
@@ -26,7 +26,7 @@ This is a nuspec. It mostly adheres to https://docs.nuget.org/create/Nuspec-Refe
     <!-- version should MATCH as closely as possible with the underlying software -->
     <!-- Is the version a prerelease of a version? https://docs.nuget.org/create/versioning#creating-prerelease-packages -->
     <!-- Note that unstable versions like 0.0.1 can be considered a released version, but it's possible that one can release a 0.0.1-beta before you release a 0.0.1 version. If the version number is final, that is considered a released version and not a prerelease. -->
-    <version>10.8.3</version>
+    <version>10.9.1</version>
     <!-- owners is a poor name for maintainers of the package. It sticks around by this name for compatibility reasons. It basically means you. -->
     <owners>Maurice Kevenaar</owners>
     <!-- ============================== -->
@@ -41,7 +41,7 @@ This is a nuspec. It mostly adheres to https://docs.nuget.org/create/Nuspec-Refe
     <!-- copyright is usually years and software vendor, but not required for internal feeds -->
     <copyright>MariaDB Foundation</copyright>
     <tags>rdbms sql database mysql</tags>
-    <releaseNotes>https://mariadb.com/kb/en/mariadb-1083-release-notes/</releaseNotes>
+    <releaseNotes>https://mariadb.com/kb/en/mariadb-1091-release-notes/</releaseNotes>
     <licenseUrl>http://www.gnu.org/licenses/old-licenses/gpl-2.0.html</licenseUrl>
     <requireLicenseAcceptance>false</requireLicenseAcceptance>
     <packageSourceUrl>https://github.com/mkevenaar/chocolatey-packages/tree/master/automatic/mariadb.portable</packageSourceUrl>
diff --git a/automatic/mariadb.portable/tools/chocolateyInstall.ps1 b/automatic/mariadb.portable/tools/chocolateyInstall.ps1
index 9a7bf080c..7fbc744c0 100644
--- a/automatic/mariadb.portable/tools/chocolateyInstall.ps1
+++ b/automatic/mariadb.portable/tools/chocolateyInstall.ps1
@@ -13,7 +13,7 @@ if (![System.IO.Directory]::Exists($installDir)) {[System.IO.Directory]::CreateD
 $packageArgs = @{
   packageName    = $env:ChocolateyPackageName
   unzipLocation  = $installDir
-  file64         = "$toolsdir\mariadb-10.8.3-winx64.zip"
+  file64         = "$toolsdir\mariadb-10.9.1-winx64.zip"
 }
 
 Write-Verbose "Downloading and installing program..."