X-Git-Url: https://git.distorted.org.uk/~mdw/sgt/puzzles/blobdiff_plain/80ef59c713c67acdda99b6fce0c91721211f1f96..3c9388ef66ea155d1623d3d68d6733454edbe8b2:/Makefile.doc

diff --git a/Makefile.doc b/Makefile.doc
index 160dad0..677bc8e 100644
--- a/Makefile.doc
+++ b/Makefile.doc
@@ -1,2 +1,7 @@
+all: puzzles.hlp puzzles.txt HACKING
+
 puzzles.hlp puzzles.txt: puzzles.but
 	halibut --winhelp=puzzles.hlp --text=puzzles.txt puzzles.but
+
+HACKING: devel.but
+	halibut --text=HACKING devel.but