diff --git a/Makefile b/Makefile
index 7f6c891..e4c0f52 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+# To build:
+#  $ apt install fonts-linuxlibertine texlive-xetex pandoc
+#  $ make
 
 # we need xelatex for utf-8 support
 tex = xelatex