diff --git a/dwms/RN.qmd b/dwms/RN.qmd
index 1e74fc7..3d6b890 100644
--- a/dwms/RN.qmd
+++ b/dwms/RN.qmd
@@ -6,6 +6,7 @@ isRN: true
 date: ""
 # bibliography: [../BB/Ref.bib, ../BB/localRef.bib]
 # csl: _extensions/drwater/dwinst/nature.csl
+doublespacing: true
 format:
   dwms-html: default
   dwms-docx: default