diff --git a/CITATION.cff b/CITATION.cff
index fd9f84c..ee334c5 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -16,6 +16,8 @@ authors:
     orcid: 'https://orcid.org/0000-0002-5373-5209'
   - given-names: Fakhereh (Sarah)
     family-names: Alidoost
+  - given-names: Simon
+    family-names: van Diepen
   - given-names: Pranav
     family-names: Chandramouli
   - given-names: Francesco 
diff --git a/pyproject.toml b/pyproject.toml
index b3e8cf1..a7ac880 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -19,6 +19,7 @@ license = {file = "LICENSE"}
 authors = [
     {name = "Ou Ku", email = "o.ku@esciencecenter.nl"},
     {name = "Fakhereh Sarah Alidoost"},
+    {name = "Simon van Diepen"},
     {name = "Pranav Chandramouli"},
     {name = "Francesco Nattino"},
     {name = "Freek van Leijen"},