diff --git a/ReleaseBuilder/build_version.txt b/ReleaseBuilder/build_version.txt
index c7dba3105..e77fb867b 100644
--- a/ReleaseBuilder/build_version.txt
+++ b/ReleaseBuilder/build_version.txt
@@ -1 +1 @@
-2.1.2.0
\ No newline at end of file
+2.1.2.1
\ No newline at end of file
diff --git a/changelog.txt b/changelog.txt
index f7fb7c165..74d3f24bd 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,59 @@
+2025-10-03 - 2.1.2.1_beta_2025-10-03
+==========
+This release is a beta release inteded to be used for testing.
+
+If no major issue are found with this release, it will be used to create a new stable release.
+
+# About this release
+
+This release is primarily a bugfix release from the previous beta and fixes a few minor issues discovered during the testing period.
+
+A few minor enhancements have been added as they proved stable.
+
+## Database version upgrade
+This version updates the server database to v9 and adds an extra column. 
+The database tool can downgrade without data loss.
+
+## Permission update on Windows
+To simplify working with a Windows Service based installation, the privileges set on the database and data folder now grants explicit access to Admin as well as the intended users.
+
+## New since last beta
+- Revert MinIO API to v6.0.0 to fix upload failures
+- S3 checks that the path does not contain an endpoint, thanks @smyja
+- Fixed support for HyperV and MSSQL in new user interface
+- Better parsing of MSGraph errors
+- Support for remotely managed backup configs
+- Removing null characters from paths to fix a Windows mounted/virtual folder issue
+- Fixed log not showing values for SQL statements
+- Added support for Google IAM
+- Updated CoCoL to remove a flurry of unhandled exception log messages
+- Fixed a case where recreated index files were sometimes incomplete
+- Permissions for datafolder on Windows are now granted to Administrator as well
+- Fixed a slowdown when listing files to restore
+- Updated UI to latest version
+
+## Summary of large changes since last stable
+- New user interface
+- New datafolder default location for Administrator/root
+- New backends pCloud, Filen and Filejump.
+- New backend for SMB to avoid mounting shares
+- Removed Sia backend and marked Mega as deprecated
+- Common http options are now applied to backends, and timeout options are renamed
+- Installer packages are now signed by Duplicati Inc
+- Remote source support for S3, SSH and SMB
+- Database is upgraded to v17 for local db, and v9 for settings database
+- Database upgrade/downgrade tool is provided
+- New file and folder enumeration logic
+- Timeouts logic on all backend operations
+- Improved database validation and repair logic
+- ServerUtil can output JSON for script integration
+- Improved support for having Duplicati behind a proxy
+- Updated throttle logic, all streams share the throttle
+- Improved repair logic
+- VSS is automatically on if running on Windows with sufficient privileges
+- Improved backend test function
+- Ability to suppress warnings
+
 2025-08-20 - 2.1.2.0_beta_2025-08-20
 ==========
 This release is a beta release inteded to be used for testing.