diff --git a/channel.tar.bz2 b/channel.tar.bz2
deleted file mode 100644
index 81b16ac..0000000
Binary files a/channel.tar.bz2 and /dev/null differ
diff --git a/pkgs/generate channel file.txt b/pkgs/generate channel file.txt
new file mode 100644
index 0000000..00a7f7e
--- /dev/null
+++ b/pkgs/generate channel file.txt	
@@ -0,0 +1,5 @@
+# run this after any update of sandd.nix
+
+tar -cJf nixexprs.tar.xz ./pkgs/sandd.nix \
+      --transform "s,^,${PWD##*/}/," \
+      --owner=0 --group=0 --mtime="1970-01-01 00:00:00 UTC"
\ No newline at end of file
diff --git a/pkgs/index.html b/pkgs/index.html
deleted file mode 100644
index e69de29..0000000
diff --git a/readme.md b/readme.md
index 5ee36c6..ee2e324 100644
--- a/readme.md
+++ b/readme.md
@@ -12,9 +12,9 @@ where the only surviving form is printed or even handwritten.
 
 First install nix following the instructions on their website at https://nixos.org/nix/manual/#chap-installation
 
-The add searchanddiplace channel to your nix environment and update it:
+The add search-and-displace channel to your nix environment and update it:
 ```bash
-nix-channel --add https://github.com/searchanddisplace/searchanddisplace/pkgs
+nix-channel --add https://github.com/searchanddisplace/searchanddisplace/raw/master/pkgs/nixexprs.tar.xz
 nix-channel --update
 ```