diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9d45288..00db3a0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,33 +10,6 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 
 - This is the initial release of the library.
 
-## [2.0.0] - 2026-08-26
-
-## Breaking changes
-
-- `PipeSource.FromBytes(byte[])` was replaced by `FromBytes(ReadOnlyMemory<byte>)`
-- `PipeSource.FromString` / `PipeTarget.ToDelegate` overload signatures were reorganized
-- `Spectre.Console` dependency removed from the sample dummy app
-
-### Added
-
-- **process:** Pipe IO support via `System.IO.Pipelines` (`PipeSource.FromPipeReader`, `PipeTarget.ToPipeWriter`)
-- **process:** `System.Buffers` support for pipe targets (`PipeTarget.ToBufferWriter`)
-- **process:** Diagnostic source emitting process lifecycle events
-- **process:** Overloads on pipe factories accepting a custom buffer size
-
-### Changed
-
-- **process:** Reworked `PipeSource`/`PipeTarget` factory overloads for clearer encoding and buffer handling
-
-### Fixed
-
-- **process:** Ensure the process output pipe is drained by the caller
-
-### Removed
-
-- **process:** Removed the `Spectre.Console` based sample console from the dummy app
-
 ## [Unreleased]
 
 ### Added
@@ -46,5 +19,4 @@ This project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.htm
 ### Removed
 
 [1.0.0]: https://code.geekeey.de/geekeey/process/releases/tag/1.0.0
-[2.0.0]: https://code.geekeey.de/geekeey/process/releases/tag/2.0.0
-[Unreleased]: https://code.geekeey.de/geekeey/process/compare/2.0.0...HEAD
+[Unreleased]: https://code.geekeey.de/geekeey/process/compare/1.0.0...HEAD
diff --git a/Directory.Build.props b/Directory.Build.props
index 86d2794..0a0e05e 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -9,8 +9,7 @@
   </PropertyGroup>
 
   <PropertyGroup>
-    <VersionPrefix>2.1.0</VersionPrefix>
-    <VersionSuffix>preview</VersionSuffix>
+    <VersionPrefix>1.0.0</VersionPrefix>
   </PropertyGroup>
 
   <PropertyGroup>