diff --git a/Makefile b/Makefile
index 4aa46e4..22f60fc 100644
--- a/Makefile
+++ b/Makefile
@@ -11,5 +11,8 @@ build/%.svg: deck.asy cards.asy numerals.asy suits.asy nobles.asy $(foreach suit
 	mkdir -p build
 	sh -c "buf_size=5000000 asy -globalwrite deck.asy"
 
+build/numbers.png: $(foreach card,$(cards),build/$(card).svg)
+	sh -c 'montage -density 100 -background transparent build/{1,2,3,4,5,6}-{blades,puppets,chairs,bread,cards,wheels}.svg -tile 6x6 -geometry +0+0 build/numbers.png'
+
 build/%.png: build/%.svg
 	convert -density 512 -background transparent $< $@