diff --git a/CHANGELOG.md b/CHANGELOG.md
index bb4e5ca8ba4148a2420c54f61366a635c0489092..9f6b0566779918842e4625b370bef49901955878 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,21 @@ 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 ###
+
 ## [7.0.0] - 2023-10-25 ##
 (Timm Fitschen)
 
@@ -80,8 +95,6 @@ This is a major update. Switching from integer ids for internal and external use
 * Change signature of procedure `retrieveEntityProperties` - `EntityID VARCHAR(255)`, `DomainID VARCHAR(255)`
 * Change signature of procedure `updateEntity` - `EntityID VARCHAR(255)`
 
-### Deprecated ###
-
 ### Removed ###
 
 * Deactivate procedure `delete_all_entity_versions`. This might be used in the
@@ -100,18 +113,12 @@ This is a major update. Switching from integer ids for internal and external use
 
 * Change signature of procedure `getFileIdByPath` - `FilePath TEXT` - this length is needed for the path column of `file_entities`.
 
-### Security ###
-
 ## [5.0.0] - 2021-10-28 ##
 
 ### Added ###
 
 * #33 CI pipeline for MySQL (was only MariaDB before).
 
-### Changed ###
-
-### Deprecated ###
-
 ### Removed ###
 
 * `getRules` procedure and the `rules` table. The jobs rules are being
@@ -124,8 +131,6 @@ This is a major update. Switching from integer ids for internal and external use
 * #32 Removed unused `groups` table from installation routines which prevented
   the installation with MySQL 8.
 
-### Security ###
-
 ## [4.1.0] - 2021-06-11 ##
 
 ### Added ###
@@ -163,8 +168,6 @@ This is a major update. Switching from integer ids for internal and external use
     * `createTmpTable`
 * Added a `direct` column to `archive_isa` table
 
-### Deprecated ###
-
 ### Removed ###
 
 * unused procedures:
@@ -190,8 +193,6 @@ This is a major update. Switching from integer ids for internal and external use
   version resultet in an error. See corresponding test in `caosdb-pyinttest`
   `tests/test_versioning.py::test_datatype_without_name`
 
-### Security ###
-
 ## [3.0.0] - 2020-09-01 ##
 
 ### Added ###
@@ -245,5 +246,3 @@ This is a major update. Switching from integer ids for internal and external use
 * Bug in `updateEntity.sql` (when updating the primary name without a prior call
   to `deleteEntityProperties`). Same thing for `deleteEntity`.
 * #21 Bug which prevented deletion of deeply inheriting entities, if versioning was enabled.
-
-### Security ###