diff --git a/perl/Changes b/perl/Changes
index dae261ff..b03a9d0c 100644
--- a/perl/Changes
+++ b/perl/Changes
@@ -1,3 +1,7 @@
+0.12
+
+    - PERL_NO_GET_CONTEXT makes horrible dTHXs. remove it.
+
 0.11
 
     - oops(no feature changes)
diff --git a/perl/lib/Data/MessagePack.pm b/perl/lib/Data/MessagePack.pm
index ebc7eb7b..dcc713d5 100644
--- a/perl/lib/Data/MessagePack.pm
+++ b/perl/lib/Data/MessagePack.pm
@@ -4,7 +4,7 @@ use warnings;
 use XSLoader;
 use 5.008001;
 
-our $VERSION = '0.11';
+our $VERSION = '0.12';
 our $PreferInteger = 0;
 
 our $true  = do { bless \(my $dummy = 1), "Data::MessagePack::Boolean" };