diff --git a/inst/bookdown_template/_output.yml b/inst/bookdown_template/_output.yml
index c675719e3d2488b4762b7ecaeaf37220111f7d14..b02676f2fdc4ffdde0d58e0e7ac1213f440b7b0e 100644
--- a/inst/bookdown_template/_output.yml
+++ b/inst/bookdown_template/_output.yml
@@ -12,6 +12,7 @@ bookdown::pdf_book:
     in_header: ../../templates/umr_geau/preamble.tex
     after_body: ../../templates/inrae/after_body.tex
   latex_engine: pdflatex
+  citation_package: biblatex
   keep_tex: yes
 bookdown::epub_book: default
 bookdown::bs4_book: default