diff --git a/vignettes/references.json b/vignettes/references.json
index 4edaad51..c732fa9c 100644
--- a/vignettes/references.json
+++ b/vignettes/references.json
@@ -6,7 +6,7 @@
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   {"id":"li2019","accessed":{"date-parts":[[2023,6,14]]},"author":[{"family":"Li","given":"Shou-Li"},{"family":"Ferrari","given":"Matthew J."},{"family":"Bjørnstad","given":"Ottar N."},{"family":"Runge","given":"Michael C."},{"family":"Fonnesbeck","given":"Christopher J."},{"family":"Tildesley","given":"Michael J."},{"family":"Pannell","given":"David"},{"family":"Shea","given":"Katriona"}],"citation-key":"li2019","container-title":"Proceedings of the Royal Society B: Biological Sciences","DOI":"10.1098/rspb.2019.0774","issue":"1905","issued":{"date-parts":[[2019,6,19]]},"page":"20190774","publisher":"Royal Society","source":"royalsocietypublishing.org (Atypon)","title":"Concurrent assessment of epidemiological and operational uncertainties for optimal outbreak control: Ebola as a case study","title-short":"Concurrent assessment of epidemiological and operational uncertainties for optimal outbreak control","type":"article-journal","URL":"https://royalsocietypublishing.org/doi/full/10.1098/rspb.2019.0774","volume":"286"},
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