--- a/HACKING.rst	Tue Jul 31 14:47:05 2012 +0300
+++ b/HACKING.rst	Tue Jul 31 14:57:57 2012 +0300
@@ -122,28 +122,33 @@
 
 For vowel::
 
-  æ ae
-  ɑ o| (small letter o and ) or A (upper letter A)
-  ɒ |o () or /A
-  ʊ U (upper-letter-u)
-  ɛ /3 (slash three)
-  ɔ /c
-  ə /e
-  ʌ /v
-  ɪ I
+  æ  ae
+  ɑ  o| or A
+  ɒ  |o  or /A
+  ʊ  U
+  ɛ  /3 or E
+  ɔ  /c
+  ə  /e
+  ʌ  /v
+  ɪ  I
 
 For consonant::
 
-  θ th
-  ð dh
-  ʃ sh
-  ʒ zh or 3
-  ŋ ng
-  ɡ g
+  θ  th
+  ð  dh
+  ʃ  sh
+  ʧ  tsh
+  ʒ  zh or 3
+  ŋ  ng
+  ɡ  g
+  ɹ  /r
 
 Special chars::
 
-  ː : (semicolon)
-  ˈ ' (quote)
-  ˌ ` (back quote)
+  ː  : (semicolon)
+  ˈ  ' (quote)
+  ˌ  ` (back quote)
 
+Alternatively use ``ipa-x-sampa`` or ``ipa-kirshenbaum`` input method (for help
+type: ``C-h I ipa-x-sampa RET`` or ``C-h I ipa-kirshenbaum RET``).
+