diff --git a/vignettes/paper.md b/vignettes/paper.md
index 32756d41..b93f1a76 100644
--- a/vignettes/paper.md
+++ b/vignettes/paper.md
@@ -12,7 +12,7 @@ authors:
   affiliation: "1, 2"
 - name: Jonas I. Liechti
   orcid: 0000-0003-3447-3060
-  affiliation: 4
+  affiliation: 3
 - name: Reinhard Furrer
   orcid: 0000-0002-6319-2332
   corresponding: true
@@ -22,10 +22,11 @@ affiliations:
    index: 1
  - name: Centre of Computational Health, Institute for Computational Life Sciences, Zurich University of Applied Sciences (ZHAW), Wädenswil, Switzerland
    index: 2
- - name: T4D.ch, T4D GmbH, Zurich, Switzerland
-   index: 4
+ - name: www.T4D.ch, T4D GmbH, Zurich, Switzerland
+   index: 3
 date: 17. March 2024
 bibliography: paper.bib
+---
 
 # Summary
 The `abn` package is a comprehensive tool for Bayesian network (BN) analysis, a form of probabilistic graphical model.