diff --git a/charset.cabal b/charset.cabal
--- a/charset.cabal
+++ b/charset.cabal
@@ -1,5 +1,5 @@
 name:          charset
-version:       0.3.5.1
+version:       0.3.6
 license:       BSD3
 license-File:  LICENSE
 copyright:     (c) Edward Kmett 2010-2012
diff --git a/src/Data/CharSet/Unicode/Block.hs b/src/Data/CharSet/Unicode/Block.hs
--- a/src/Data/CharSet/Unicode/Block.hs
+++ b/src/Data/CharSet/Unicode/Block.hs
@@ -146,10 +146,6 @@
     [ Block "Basic_Latin" basicLatin
     , Block "Latin-1_Supplement" latin1Supplement
     , Block "Latin_Extended-A" latinExtendedA
-    , Block "IPA_Extensions" ipaExtensions
-    , Block "Spacing_Modifier_Letters" spacingModifierLetters
-
-    , Block "Latin_Extended-A" latinExtendedA
     , Block "Latin_Extended-B" latinExtendedB
     , Block "IPA_Extensions" ipaExtensions
     , Block "Spacing_Modifier_Letters" spacingModifierLetters