diff --git a/perl-Types-Serialiser.spec b/perl-Types-Serialiser.spec
index 5bea4c9..8754b8a 100644
--- a/perl-Types-Serialiser.spec
+++ b/perl-Types-Serialiser.spec
@@ -1,7 +1,7 @@
 Name:		perl-Types-Serialiser
 Summary:	Simple data types for common serialization formats
-Version:	0.03
-Release:	2%{?dist}
+Version:	1.0
+Release:	1%{?dist}
 License:	GPL+ or Artistic
 Group:		Development/Libraries
 URL:		http://search.cpan.org/dist/Types-Serialiser/
@@ -54,6 +54,12 @@ rm -rf %{buildroot}
 %{_mandir}/man3/Types::Serialiser::Error.3pm*
 
 %changelog
+* Mon Dec  2 2013 Paul Howarth <paul@city-fan.org> - 1.0-1
+- Update to 1.0
+  - Clarify that the second arg of FREEZE/THAW is the data model/data format
+    name, not the serializer
+  - Clarify that FREEZE must not modify the data structure to be serialized
+
 * Wed Oct 30 2013 Paul Howarth <paul@city-fan.org> - 0.03-2
 - Sanitize for Fedora submission
 
diff --git a/sources b/sources
index c15654e..ba735b8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-a18e0f223da6b7c73068957e7cb6e463  Types-Serialiser-0.03.tar.gz
+76460a2bfbc644672499af89192e03fe  Types-Serialiser-1.0.tar.gz