diff --git a/README.md b/README.md
index ff62612..333739a 100644
--- a/README.md
+++ b/README.md
@@ -10,14 +10,8 @@ p[x2"owis x1"ek'wo:s-kve] gives *h₂ówis h₁é"kwōs-kʷe
 
 Guides to these systems can be found here:  
 X-sampa: https://en.wikipedia.org/wiki/X-SAMPA  
-Z-sampa: http://www.kneequickie.com/kq/Z-SAMPA  
-For the PIE notation:
-
-* a preceding " is acute accent
-* a following : is the macron
-* a following . is the syllabicity marker
-* h always becomes superscript and v is superscript w.
-* Palato-velars are marked with a following ' and x1, x2, x3 etc. yields the laryngeals, with x@ for the subscript a laryngeal, and xx for an unknown laryngeal.
+Z-sampa: https://web.archive.org/web/20191116002807/http://kneequickie.com/kq/Z-SAMPA  
+APIE: https://gist.github.com/xsduan/8ebd580be71214c57aa554ec9050916c
 
 This is best learned by experimenting.
 
@@ -45,4 +39,4 @@ You could also build a docker image but you're on your own there!
 `npm install` and `npm start`
 
 If you use nix you can run shell.nix to get node and npm in your environment.  
-If you use direnv you can also load the shell automatically
\ No newline at end of file
+If you use direnv you can also load the shell automatically
diff --git a/index.ts b/index.ts
index f8f8250..4b085d5 100644
--- a/index.ts
+++ b/index.ts
@@ -1,4 +1,4 @@
-const version = "2.3.1";
+const version = "2.3.2";
 import x2i from "./x2i";
 import { existsSync } from "fs";
 
@@ -46,8 +46,8 @@ function help(roomId) {
 To use me, type a key together with either / or [] as delimeters
 
 x - X-SAMPA - https://en.wikipedia.org/wiki/X-SAMPA
-z - Z-SAMPA - http://www.kneequickie.com/kq/Z-SAMPA
-p - Proto-Indo-European Notation (see !xpie)
+z - Z-SAMPA - https://web.archive.org/web/20191116002807/http://kneequickie.com/kq/Z-SAMPA
+p - Proto-Indo-European Notation - https://gist.github.com/xsduan/8ebd580be71214c57aa554ec9050916c
 i - Inuktitut Syllabics - https://en.wikipedia.org/wiki/Inuktitut_syllabics
 ik - Iñupiatun Orthographies (see !xik)
 chr - Cherokee (see !xchr) - https://en.wikipedia.org/wiki/Cherokee_syllabary
@@ -72,7 +72,7 @@ a following . is the syllabicity marker
 h always becomes superscript and v is superscript w.
 Palato-velars are marked with a following ' and x1, x2, x3 etc. yields the laryngeals, with x@ for the subscript a laryngeal, and xx for an unknown laryngeal.
 
-There's probably more, but this is best learned by experimenting (or reading https://github.com/dali99/matrix-wug/blob/master/x2i/apie-keys.yaml)
+There's probably more, but this is best learned by experimenting (or reading https://gist.github.com/xsduan/8ebd580be71214c57aa554ec9050916c)
 
 Thanks to conniebot (xsduan) for the encoding`;