diff --git a/make-includes/build_lecture_rules.make b/make-includes/build_lecture_rules.make
index 7392d67..b06150e 100755
--- a/make-includes/build_lecture_rules.make
+++ b/make-includes/build_lecture_rules.make
@@ -66,8 +66,8 @@
 #
 # List of standard "phony" build targets.
 #
-TARGETS+=all slides notes slides-combined slides-notes figures combined \
-	debug test clean tidy targets
+TARGETS+=all slides notes slides-combined slides-notes figures figures2up \
+	combined debug test clean tidy targets
 #
 .PHONY: $(TARGETS)
 
@@ -84,7 +84,7 @@
 #
 # Build everything.
 #
-all: slides notes figures combined
+all: slides notes figures figures2up combined
 
 
 ################################################################################
@@ -210,9 +210,14 @@
 	pdflatex $<
 	pdflatex $<
 
+figures2up: $(FIGURES)-reduced.pdf
+
+$(FIGURES)-reduced.pdf: $(FIGURES).pdf
+	pdfnup $< --nup 2x1 --outfile $@
+
 else
 
-figures:
+figures figures2up:
 	$(call disabled_message,$@)
 
 endif