diff --git a/CHANGELOG.md b/CHANGELOG.md
index f211bd80fc496047362c9bc1aa06058f70a41ab1..6ecbf19249e1fda1556e8327147b4b1b271a76da 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -16,6 +16,21 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   with `create_crawler_status_records=True`.
 
 
+### Changed ###
+
+### Deprecated ###
+
+### Removed ###
+
+### Fixed ###
+
+### Security ###
+
+### Documentation ###
+
+## [0.5.0] - 2023-03-28 ##
+(Florian Spreckelsen)
+
 ### Changed ###
 
 - Refactoring of the crawl.py module: Now there is a separate scanner module handling the
@@ -35,14 +50,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   ``scan_structure_elements`` in the scanner module mostly covers its
   functionality.
 
-### Removed ###
-
-### Fixed ###
-
-### Security ###
-
-### Documentation ###
-
 ## [0.4.0] - 2023-03-22 ##
 (Florian Spreckelsen)
 
diff --git a/CITATION.cff b/CITATION.cff
index 9c8bf551c41a6a3447b076914741b349a8c72b9c..834f57db4521c983947ed4b960b2877c914b5bb2 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -20,6 +20,6 @@ authors:
     given-names: Stefan
     orcid: https://orcid.org/0000-0001-7214-8125
 title: CaosDB - Crawler
-version: 0.4.0
+version: 0.5.0
 doi: 10.3390/data4020083
-date-released: 2023-03-22
\ No newline at end of file
+date-released: 2023-03-28
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index 81ed897770552e389f70efe4e166dcacba232c95..cb5267e17d506ef32645b4eb7c547c38b5059a8a 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = caoscrawler
-version = 0.4.1
+version = 0.5.1
 author = Alexander Schlemmer
 author_email = alexander.schlemmer@ds.mpg.de
 description = A new crawler for caosdb
@@ -21,7 +21,7 @@ python_requires = >=3.7
 install_requires =
 	importlib-resources
 	caosdb >= 0.11.0
-	caosadvancedtools >= 0.6.0
+	caosadvancedtools >= 0.7.0
     yaml-header-tools >= 0.2.1
     pyyaml
     odfpy #make optional
diff --git a/src/doc/README_SETUP.md b/src/doc/README_SETUP.md
index 952a8c94a7dfa24110f320f5dd32b0ad2ac1df01..5f5161d0d672ff3ad14db5c5b49f5c65550b06d7 100644
--- a/src/doc/README_SETUP.md
+++ b/src/doc/README_SETUP.md
@@ -17,6 +17,7 @@ Build documentation in `src/doc` with `make html`.
 - `sphinx`
 - `sphinx-autoapi`
 - `recommonmark`
+- `sphinx-rtd-theme`
 
 ### How to contribute ###
 
diff --git a/src/doc/conf.py b/src/doc/conf.py
index 110b37d6d6d8d6b57d38850a6f62589d5710879f..2ce47193e35fd9e0ba072ee8a3c047194715de2e 100644
--- a/src/doc/conf.py
+++ b/src/doc/conf.py
@@ -33,10 +33,10 @@ copyright = '2021, MPIDS'
 author = 'Alexander Schlemmer'
 
 # The short X.Y version
-version = '0.4.1'
+version = '0.5.1'
 # The full version, including alpha/beta/rc tags
 # release = '0.5.2-rc2'
-release = '0.4.1-dev'
+release = '0.5.1-dev'
 
 
 # -- General configuration ---------------------------------------------------