diff --git a/.buildlibrary b/.buildlibrary
index 490ace2..848a756 100644
--- a/.buildlibrary
+++ b/.buildlibrary
@@ -1,4 +1,4 @@
-ValidationKey: '3961800'
+ValidationKey: '3983418'
 AcceptedWarnings:
 - 'Warning: package ''.*'' was built under R version'
 - 'Warning: namespace ''.*'' is not available and has been replaced'
diff --git a/.github/workflows/check.yaml b/.github/workflows/check.yaml
index 46f518a..0d812d9 100644
--- a/.github/workflows/check.yaml
+++ b/.github/workflows/check.yaml
@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - uses: r-lib/actions/setup-pandoc@v2
 
@@ -36,7 +36,7 @@ jobs:
           # gms, goxygen, GDPuc) will usually have an outdated binary version
           # available; by using extra-packages we get the newest version
 
-      - uses: actions/setup-python@v4
+      - uses: actions/setup-python@v5
         with:
           python-version: 3.9
 
diff --git a/CITATION.cff b/CITATION.cff
index 4704077..beccda2 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -2,8 +2,8 @@ cff-version: 1.2.0
 message: If you use this software, please cite it using the metadata from this file.
 type: software
 title: 'modelstats: Run Analysis Tools'
-version: 0.20.0
-date-released: '2024-03-27'
+version: 0.20.1
+date-released: '2024-04-05'
 abstract: A collection of tools to analyze model runs.
 authors:
 - family-names: Giannousakis
diff --git a/DESCRIPTION b/DESCRIPTION
index fb1ff34..27613d8 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,8 +1,8 @@
 Package: modelstats
 Type: Package
 Title: Run Analysis Tools
-Version: 0.20.0
-Date: 2024-03-27
+Version: 0.20.1
+Date: 2024-04-05
 Authors@R: c(
     person("Anastasis", "Giannousakis", email = "giannou@pik-potsdam.de", role = c("aut","cre")),
     person("Oliver", "Richters", role = "aut")
diff --git a/README.md b/README.md
index a76b0aa..12a2beb 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # Run Analysis Tools
 
-R package **modelstats**, version **0.20.0**
+R package **modelstats**, version **0.20.1**
 
 [![CRAN status](https://www.r-pkg.org/badges/version/modelstats)](https://cran.r-project.org/package=modelstats)  [![R build status](https://github.com/pik-piam/modelstats/workflows/check/badge.svg)](https://github.com/pik-piam/modelstats/actions) [![codecov](https://codecov.io/gh/pik-piam/modelstats/branch/master/graph/badge.svg)](https://app.codecov.io/gh/pik-piam/modelstats) [![r-universe](https://pik-piam.r-universe.dev/badges/modelstats)](https://pik-piam.r-universe.dev/builds)
 
@@ -47,7 +47,7 @@ In case of questions / problems please contact Anastasis Giannousakis <giannou@p
 
 To cite package **modelstats** in publications use:
 
-Giannousakis A, Richters O (2024). _modelstats: Run Analysis Tools_. R package version 0.20.0, <https://github.com/pik-piam/modelstats>.
+Giannousakis A, Richters O (2024). _modelstats: Run Analysis Tools_. R package version 0.20.1, <https://github.com/pik-piam/modelstats>.
 
 A BibTeX entry for LaTeX users is
 
@@ -56,7 +56,7 @@ A BibTeX entry for LaTeX users is
   title = {modelstats: Run Analysis Tools},
   author = {Anastasis Giannousakis and Oliver Richters},
   year = {2024},
-  note = {R package version 0.20.0},
+  note = {R package version 0.20.1},
   url = {https://github.com/pik-piam/modelstats},
 }
 ```