diff --git a/_quarto.yml b/_quarto.yml
index 42d9a3edb..9fdaaaa56 100644
--- a/_quarto.yml
+++ b/_quarto.yml
@@ -58,6 +58,7 @@ format:
     date-meta: today
   pdf:
     documentclass: krantz
+    number-sections: true
     include-in-header: latex/preamble.tex
     include-before-body: latex/before_body.tex
     include-after-body: latex/after_body.tex