diff --git a/.gitignore b/.gitignore
index 14203c8..dc90029 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 /sdcc-src-3.2.0.tar.bz2
 /sdcc-src-3.3.0.tar.bz2
+/sdcc-src-3.4.0.tar.bz2
+/sdcc-3.4.0-libiberty.patch
diff --git a/sdcc.spec b/sdcc.spec
index 91e0e24..cbacafe 100644
--- a/sdcc.spec
+++ b/sdcc.spec
@@ -1,6 +1,6 @@
 Name:           sdcc
-Version:        3.3.0
-Release:        3%{?dist}
+Version:        3.4.0
+Release:        0%{?dist}
 Summary:        Small Device C Compiler
 Group:          Applications/Engineering
 License:        GPLv2+
@@ -8,6 +8,7 @@ URL:            http://sdcc.sourceforge.net/
 Source0:        http://downloads.sourceforge.net/sdcc/sdcc-src-%{version}.tar.bz2
 Source1:        README.fedora
 Patch0:         binutils-2.24-bfd.patch
+Patch1:		sdcc-%{version}-libiberty.patch
 
 BuildRequires:  bison
 BuildRequires:  boost-devel
@@ -124,6 +125,10 @@ popd
 
 
 %changelog
+* Mon Jul 14 2014 Roy Rankin <rrankin@ihug.com.au> - 3.4.0-0
+- Security patch for libiberty
+- Upstream update 3.4.0
+
 * Sun Jun 08 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 3.3.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
 
diff --git a/sources b/sources
index 93ba1ce..79b2c82 100644
--- a/sources
+++ b/sources
@@ -1 +1,2 @@
-c7c6aa75415580795ecc4fd31948e5ba  sdcc-src-3.3.0.tar.bz2
+92db2ea2526f6cef412547bb1e759a48  sdcc-src-3.4.0.tar.bz2
+40ac3e0ed7033016dc83656e638bdfa7  sdcc-3.4.0-libiberty.patch