diff --git a/.gitignore b/.gitignore
index 4235553..bb82d8c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /eigen-3.0.5.tar.bz2
 /eigen-3.0.6.tar.bz2
 /eigen-3.1.2.tar.bz2
+/eigen-3.1.3.tar.bz2
diff --git a/eigen3.spec b/eigen3.spec
index 124eee5..a19fa38 100644
--- a/eigen3.spec
+++ b/eigen3.spec
@@ -1,14 +1,15 @@
 Name:           eigen3
-Version:        3.1.2
+Version:        3.1.3
 Release:        1%{?dist}
 Summary:        A lightweight C++ template library for vector and matrix math
 
 Group:          Development/Libraries
 License:        MPLv2.0 and LGPLv2+ and BSD
 URL:            http://eigen.tuxfamily.org/index.php?title=Main_Page
-# Source file is at: http://bitbucket.org/eigen/eigen/get/3.1.2.tar.bz2
+# Source file is at: http://bitbucket.org/eigen/eigen/get/3.1.3.tar.bz2
 # Renamed source file so it's not just a version number
 Source0:        eigen-%{version}.tar.bz2
+Patch0:         eigen3_unused-typedefs.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 BuildArch:      noarch
 
@@ -40,7 +41,8 @@ Provides: %{name}-static = %{version}-%{release}
 %{summary}
 
 %prep
-%setup -q -n eigen-eigen-5097c01bcdc4
+%setup -q -n eigen-eigen-2249f9c22fe8
+%patch0 -p1
 
 %build
 mkdir %{_target_platform}
@@ -68,6 +70,10 @@ rm -rf %{buildroot}
 %{_datadir}/pkgconfig/*
 
 %changelog
+* Fri Apr 19 2013 Sandro Mani <manisandro@gmail.com> - 3.1.3-1
+- Update to release 3.1.3
+- Add patch for unused typedefs warning with gcc4.8
+
 * Tue Mar 05 2013 Rich Mattes <richmattes@gmail.com> - 3.1.2-1
 - Update to release 3.1.2
 
diff --git a/eigen3_unused-typedefs.patch b/eigen3_unused-typedefs.patch
new file mode 100644
index 0000000..48ec28f
--- /dev/null
+++ b/eigen3_unused-typedefs.patch
@@ -0,0 +1,60 @@
+diff -rupN eigen-eigen-2249f9c22fe8/Eigen/src/Core/products/SelfadjointMatrixVector.h eigen-eigen-2249f9c22fe8-new/Eigen/src/Core/products/SelfadjointMatrixVector.h
+--- eigen-eigen-2249f9c22fe8/Eigen/src/Core/products/SelfadjointMatrixVector.h	2013-04-16 09:38:40.000000000 +0200
++++ eigen-eigen-2249f9c22fe8-new/Eigen/src/Core/products/SelfadjointMatrixVector.h	2013-04-19 14:31:27.620526893 +0200
+@@ -35,7 +35,7 @@ static EIGEN_DONT_INLINE void run(
+   Scalar alpha)
+ {
+   typedef typename packet_traits<Scalar>::type Packet;
+-  typedef typename NumTraits<Scalar>::Real RealScalar;
++  // typedef typename NumTraits<Scalar>::Real RealScalar;
+   const Index PacketSize = sizeof(Packet)/sizeof(Scalar);
+ 
+   enum {
+diff -rupN eigen-eigen-2249f9c22fe8/Eigen/src/Core/util/Memory.h eigen-eigen-2249f9c22fe8-new/Eigen/src/Core/util/Memory.h
+--- eigen-eigen-2249f9c22fe8/Eigen/src/Core/util/Memory.h	2013-04-16 09:38:40.000000000 +0200
++++ eigen-eigen-2249f9c22fe8-new/Eigen/src/Core/util/Memory.h	2013-04-19 14:32:07.188032232 +0200
+@@ -451,7 +451,7 @@ template<typename T, bool Align> inline
+ template<typename Scalar, typename Index>
+ static inline Index first_aligned(const Scalar* array, Index size)
+ {
+-  typedef typename packet_traits<Scalar>::type Packet;
++  // typedef typename packet_traits<Scalar>::type Packet;
+   enum { PacketSize = packet_traits<Scalar>::size,
+          PacketAlignedMask = PacketSize-1
+   };
+diff -rupN eigen-eigen-2249f9c22fe8/Eigen/src/Eigenvalues/ComplexSchur.h eigen-eigen-2249f9c22fe8-new/Eigen/src/Eigenvalues/ComplexSchur.h
+--- eigen-eigen-2249f9c22fe8/Eigen/src/Eigenvalues/ComplexSchur.h	2013-04-16 09:38:40.000000000 +0200
++++ eigen-eigen-2249f9c22fe8-new/Eigen/src/Eigenvalues/ComplexSchur.h	2013-04-19 14:33:01.652351334 +0200
+@@ -309,7 +309,7 @@ struct complex_schur_reduce_to_hessenber
+   static void run(ComplexSchur<MatrixType>& _this, const MatrixType& matrix, bool computeU)
+   {
+     typedef typename ComplexSchur<MatrixType>::ComplexScalar ComplexScalar;
+-    typedef typename ComplexSchur<MatrixType>::ComplexMatrixType ComplexMatrixType;
++    // typedef typename ComplexSchur<MatrixType>::ComplexMatrixType ComplexMatrixType;
+ 
+     // Note: m_hess is over RealScalar; m_matT and m_matU is over ComplexScalar
+     _this.m_hess.compute(matrix);
+diff -rupN eigen-eigen-2249f9c22fe8/Eigen/src/Eigenvalues/Tridiagonalization.h eigen-eigen-2249f9c22fe8-new/Eigen/src/Eigenvalues/Tridiagonalization.h
+--- eigen-eigen-2249f9c22fe8/Eigen/src/Eigenvalues/Tridiagonalization.h	2013-04-16 09:38:40.000000000 +0200
++++ eigen-eigen-2249f9c22fe8-new/Eigen/src/Eigenvalues/Tridiagonalization.h	2013-04-19 14:33:30.100995677 +0200
+@@ -425,7 +425,7 @@ struct tridiagonalization_inplace_select
+ template<typename MatrixType, typename DiagonalType, typename SubDiagonalType>
+ void tridiagonalization_inplace(MatrixType& mat, DiagonalType& diag, SubDiagonalType& subdiag, bool extractQ)
+ {
+-  typedef typename MatrixType::Index Index;
++  // typedef typename MatrixType::Index Index;
+   //Index n = mat.rows();
+   eigen_assert(mat.cols()==mat.rows() && diag.size()==mat.rows() && subdiag.size()==mat.rows()-1);
+   tridiagonalization_inplace_selector<MatrixType>::run(mat, diag, subdiag, extractQ);
+diff -rupN eigen-eigen-2249f9c22fe8/Eigen/src/QR/HouseholderQR.h eigen-eigen-2249f9c22fe8-new/Eigen/src/QR/HouseholderQR.h
+--- eigen-eigen-2249f9c22fe8/Eigen/src/QR/HouseholderQR.h	2013-04-16 09:38:40.000000000 +0200
++++ eigen-eigen-2249f9c22fe8-new/Eigen/src/QR/HouseholderQR.h	2013-04-19 14:33:56.147670049 +0200
+@@ -232,7 +232,7 @@ void householder_qr_inplace_blocked(Matr
+ {
+   typedef typename MatrixQR::Index Index;
+   typedef typename MatrixQR::Scalar Scalar;
+-  typedef typename MatrixQR::RealScalar RealScalar;
++  // typedef typename MatrixQR::RealScalar RealScalar;
+   typedef Block<MatrixQR,Dynamic,Dynamic> BlockType;
+ 
+   Index rows = mat.rows();
diff --git a/sources b/sources
index fc9c2a6..1428d33 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-e9c081360dde5e7dcb8eba3c8430fde2  eigen-3.1.2.tar.bz2
+43eee0e9252a77149d6b65e93e73b79d  eigen-3.1.3.tar.bz2