diff --git a/CHANGELOG.md b/CHANGELOG.md
index e13710c75907fc4ebd780bab8b543a8c74ce4caf..fc91c68ad8ee81c2d33a12d48c0c040a1c3d8043 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,20 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [Unreleased]
+
+### Added
+
+### Changed
+
+### Deprecated
+
+### Removed
+
+### Fixed
+
+### Security
+
 ## [0.12.0] - 2023-10-25
 (Timm Fitschen)
 
diff --git a/RELEASE_GUIDELINES.md b/RELEASE_GUIDELINES.md
index 2da13c6e38e22085af912f267032c0d4973300b3..f6f3c8729d4dc5ef84bd53be630d7a82bf2dfd65 100644
--- a/RELEASE_GUIDELINES.md
+++ b/RELEASE_GUIDELINES.md
@@ -40,11 +40,11 @@ guidelines of the CaosDB Project
   * `CHANGELOG.md`: Re-add the `[Unreleased]` section.
 
 11. Add a gitlab release in the respective repository:
-    https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/releases
+    https://gitlab.com/linkahead/linkahead-server/-/releases
 
     Add a description, which can be a copy&paste from the CHANGELOG, possibly prepended by:
     ```md
 # Changelog
 
-[See full changelog](https://gitlab.indiscale.com/caosdb/src/caosdb-server/-/blob/${TAG}/CHANGELOG.md)
+[See full changelog](https://gitlab.com/linkahead/linkahead-server/-/blob/${TAG}/CHANGELOG.md)
     ```
diff --git a/pom.xml b/pom.xml
index 2607b1ed016c03cfc7788277ae151b5922803669..abe5e2827883f9445f02505294881134aefb4c1f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -25,7 +25,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.caosdb</groupId>
   <artifactId>caosdb-server</artifactId>
-  <version>0.12.0</version>
+  <version>0.13.0-SNAPSHOT</version>
   <packaging>jar</packaging>
   <name>CaosDB Server</name>
   <scm>
diff --git a/src/doc/conf.py b/src/doc/conf.py
index 57b60c2bd6922af2bcb26f464e41392cd0c89ac8..530d8d653c6946b1c64738d7ad129f43d00afa8e 100644
--- a/src/doc/conf.py
+++ b/src/doc/conf.py
@@ -26,9 +26,9 @@ copyright = '2023, IndiScale GmbH'
 author = 'Daniel Hornung, Timm Fitschen'
 
 # The short X.Y version
-version = '0.12.0'
+version = '0.13.0'
 # The full version, including alpha/beta/rc tags
-release = '0.12.0'
+release = '0.13.0-dev'
 
 
 # -- General configuration ---------------------------------------------------