diff --git a/opus.spec b/opus.spec
index 222ca17..e10b149 100644
--- a/opus.spec
+++ b/opus.spec
@@ -1,12 +1,12 @@
 Name:          opus
-Version:       1.1
-Release:       5%{?dist}
+Version:       1.1.1
+Release:       0.1.beta%{?dist}
 Summary:       An audio codec for use in low-delay speech and audio communication
 
 Group:         System Environment/Libraries
 License:       BSD
 URL:           http://www.opus-codec.org/
-Source0:       http://downloads.xiph.org/releases/%{name}/%{name}-%{version}.tar.gz
+Source0:       http://downloads.xiph.org/releases/%{name}/%{name}-%{version}-beta.tar.gz
 # This is the final IETF Working Group RFC
 Source1:       http://tools.ietf.org/rfc/rfc6716.txt 
 BuildRoot:     %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@@ -68,6 +68,9 @@ rm -rf %{buildroot}
 %{_datadir}/man/man3/opus_*.3.gz
 
 %changelog
+* Wed Oct 15 2014 Peter Robinson <pbrobinson@fedoraproject.org> 1.1.1-0.1.beta
+- Update to 1.1.1 beta (SSE, ARM, MIPS optimisations)
+
 * Sun Oct  5 2014 Peter Robinson <pbrobinson@fedoraproject.org> 1.1-5
 - Install html docs in devel package
 
diff --git a/sources b/sources
index 8a06815..d780cac 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-c5a8cf7c0b066759542bc4ca46817ac6  opus-1.1.tar.gz
+95896f0bc0dd886c3a511332e4c45b64  opus-1.1.1-beta.tar.gz