diff --git a/perl-YAML.spec b/perl-YAML.spec
index 456598c..7effc59 100644
--- a/perl-YAML.spec
+++ b/perl-YAML.spec
@@ -1,12 +1,13 @@
 Name:           perl-YAML
-Version:        0.90
-Release:        2%{?dist}
+Version:        0.91
+Release:        1%{?dist}
 Summary:        YAML Ain't Markup Language (tm)
 License:        GPL+ or Artistic
 Group:          Development/Libraries
 URL:            http://search.cpan.org/dist/YAML/
 Source0:        http://search.cpan.org/CPAN/authors/id/I/IN/INGY/YAML-%{version}.tar.gz
 BuildArch:      noarch
+BuildRequires:  perl
 BuildRequires:  perl(Carp)
 BuildRequires:  perl(constant)
 BuildRequires:  perl(Data::Dumper)
@@ -76,6 +77,11 @@ make test RELEASE_TESTING=1
 %{_mandir}/man3/YAML::Types.3pm*
 
 %changelog
+* Wed May 28 2014 Paul Howarth <paul@city-fan.org> - 0.91-1
+- Update to 0.91
+  - Force escaping of single '-'
+    (https://github.com/ingydotnet/yaml-pm/pull/22)
+
 * Fri Feb 28 2014 Paul Howarth <paul@city-fan.org> - 0.90-2
 - Avoid circular build deps via Module::Build when bootstrapping
 
diff --git a/sources b/sources
index 0a3d909..fbe8c7b 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-2ae6490cc7bd0922cf3eda8ff8de0d7e  YAML-0.90.tar.gz
+1eebca4c34b0a0efe42d21548a50f285  YAML-0.91.tar.gz