diff --git a/Makefile b/Makefile
index 4c73b03..0112f6e 100644
--- a/Makefile
+++ b/Makefile
@@ -11,14 +11,16 @@ FILTERS = $(PY_FILTERS) $(HS_FILTERS) $(EXT_FILTERS)
 
 all: $(HS_FILTERS) asciimath/pandoc-asciimath $(OUT)
 
-$(OUT):
-	pandoc -S --toc -t latex $(basename $@).md $(addprefix --filter=, $(FILTERS)) -o $@
+.SUFFIXES: .md .pdf
+
+%.pdf: %.md
+	pandoc -S --toc -t latex $< $(addprefix --filter=, $(FILTERS)) -o $@
 
 $(HS_FILTERS):
 	ghc --make $@.hs -o $@	
 
 asciimath/pandoc-asciimath:
-	(cd asciimath; make filter)
+	(cd asciimath; make)
 
 clean:
 	rm -f $(OUT)
diff --git a/asciimath b/asciimath
index 7de9230..a6345b7 160000
--- a/asciimath
+++ b/asciimath
@@ -1 +1 @@
-Subproject commit 7de923080820749a89baa9af0e1f5dab5c1f72fd
+Subproject commit a6345b7305ef46096647b9f60eb16a772c113e28
diff --git a/notes.md b/notes.md
index 65ebfe3..0953d9d 100644
--- a/notes.md
+++ b/notes.md
@@ -10,7 +10,7 @@ chapters: True
 
 \pagebreak
 
-# Asciimath
+# AsciiMath example
 
 Soit $n in NN$, alors on a
 $$ sum_(k=1)^n k^3 = ((n(n+1))/2)^2 $$