diff --git a/CHANGELOG.md b/CHANGELOG.md
index 78a1501..d95f94c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,9 +4,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [Unreleased](https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.3.0...rel_1.x)
 
-## [1.3.0] - 2022-07-18
+## [1.3.0](https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.2.1...1.3.0) - 2022-07-18
 ### Added
 - tests added
 
@@ -14,12 +14,12 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - tests use generated example phone numbers
 - move recipient checks from list to recipient itself
 
-## [1.2.1] - 2022-07-15
+## [1.2.1](https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.2.0...1.2.1) - 2022-07-15
 ### Changed
 - extend log messages
 - sanitize special phone number format before request
 
-## [1.2.0] - 2022-07-14
+## [1.2.0](https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.1.0...1.2.0) - 2022-07-14
 ### Added
 - collect exception messages in a class
 - collect URI parts in a class
@@ -29,23 +29,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - assign sender address type only if sender is set
 - extract logger handler from client
 
-## [1.1.0] - 2022-07-13
+## [1.1.0](https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.0.0...1.1.0) - 2022-07-13
 ### Added
 - make installable in PHP 8
 
 ### Removed
 - remove unused dependency
 
-## [1.0.0] - 2022-07-13
+## [1.0.0](https://git.d3data.de/D3Private/linkmobility-php-client/releases/tag/1.0.0) - 2022-07-13
 ### Added
 - initial implementation
   - SMS requests (text or binary)
   - SMS responses
   - recipient managing
-
-[Unreleased]: https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.3.0...HEAD
-[1.3.0]: https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.2.1...1.3.0
-[1.2.1]: https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.2.0...1.2.1
-[1.2.0]: https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.1.0...1.2.0
-[1.1.0]: https://git.d3data.de/D3Private/linkmobility-php-client/compare/1.0.0...1.1.0
-[1.0.0]: https://git.d3data.de/D3Private/linkmobility-php-client/releases/tag/1.0.0  
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