diff --git a/makefile_template.erb b/makefile_template.erb
index 1253d21..c9a05fb 100644
--- a/makefile_template.erb
+++ b/makefile_template.erb
@@ -1,3 +1,3 @@
 slides.pdf: slides.tex <%= deck_files.join " " %>
-	pdflatex $<
+	pdflatex -draftmode $<
 	pdflatex $<