diff --git a/.gitignore b/.gitignore
index 85cafcb..bdeada7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/lcms2-2.5.tar.gz
+SOURCES/lcms2-2.6.tar.gz
diff --git a/.lcms2.metadata b/.lcms2.metadata
index 09fb155..fec98d9 100644
--- a/.lcms2.metadata
+++ b/.lcms2.metadata
@@ -1 +1 @@
-bab3470471fc7756c5fbe71be9a3c7d677d2ee7b SOURCES/lcms2-2.5.tar.gz
+b0ecee5cb8391338e6c281d1c11dcae2bc22a5d2 SOURCES/lcms2-2.6.tar.gz
diff --git a/SOURCES/define-ppc64le-endian.patch b/SOURCES/define-ppc64le-endian.patch
new file mode 100644
index 0000000..bfbe7ac
--- /dev/null
+++ b/SOURCES/define-ppc64le-endian.patch
@@ -0,0 +1,17 @@
+diff -up lcms2-2.6/include/lcms2.h.pccle lcms2-2.6/include/lcms2.h
+--- lcms2-2.6/include/lcms2.h.pccle	2015-05-08 14:47:23.180315646 -0400
++++ lcms2-2.6/include/lcms2.h	2015-05-08 14:48:27.071176735 -0400
+@@ -184,6 +184,13 @@ typedef int                  cmsBool;
+ #   define CMS_USE_BIG_ENDIAN   1
+ #endif
+ 
++#if defined (__GNUC__) && defined(__BYTE_ORDER__) && defined(__LITTLE_ENDIAN__)
++#   if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
++// Don't use big endian for PowerPC little endian mode
++#     undef CMS_USE_BIG_ENDIAN
++#   endif
++#endif
++
+ #  ifdef TARGET_CPU_PPC
+ #    if TARGET_CPU_PPC
+ #      define CMS_USE_BIG_ENDIAN   1
diff --git a/SPECS/lcms2.spec b/SPECS/lcms2.spec
index 83ae300..34ce2b2 100644
--- a/SPECS/lcms2.spec
+++ b/SPECS/lcms2.spec
@@ -1,10 +1,11 @@
 Name:           lcms2
-Version:        2.5
-Release:        4%{?dist}
+Version:        2.6
+Release:        2%{?dist}
 Summary:        Color Management Engine
 License:        MIT
 URL:            http://www.littlecms.com/
-Source0:        http://www.littlecms.com/lcms2-2.5.tar.gz
+Source0:        http://www.littlecms.com/lcms2-2.6.tar.gz
+Patch0:		define-ppc64le-endian.patch
 
 BuildRequires:  libjpeg-devel
 BuildRequires:  libtiff-devel
@@ -33,10 +34,10 @@ Provides:       littlecms-devel = %{version}-%{release}
 Development files for LittleCMS.
 
 %prep
-%setup -q -n lcms2-2.5
-
+%setup -q -n lcms2-2.6
+%patch0 -p1
 %build
-export CFLAGS=-fno-strict-aliasing
+export CFLAGS='-fno-strict-aliasing %optflags'
 %configure --disable-static --program-suffix=2
 
 # remove rpath from libtool
@@ -53,9 +54,9 @@ install -D -m 644 include/lcms2.h $RPM_BUILD_ROOT/usr/include/lcms2.h
 install -D -m 644 include/lcms2_plugin.h $RPM_BUILD_ROOT/usr/include/lcms2_plugin.h
 
 # install docs as this is all we've got
-install -D -m 644 doc/LittleCMS2.?\ tutorial.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.5/tutorial.pdf
-install -D -m 644 doc/LittleCMS2.?\ API.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.5/api.pdf
-install -D -m 644 doc/LittleCMS2.?\ Plugin\ API.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.5/plugin-api.pdf
+install -D -m 644 doc/LittleCMS2.?\ tutorial.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.6/tutorial.pdf
+install -D -m 644 doc/LittleCMS2.?\ API.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.6/api.pdf
+install -D -m 644 doc/LittleCMS2.?\ Plugin\ API.pdf $RPM_BUILD_ROOT/usr/share/doc/lcms2-devel-2.6/plugin-api.pdf
 
 %clean
 rm -rf ${RPM_BUILD_ROOT}
@@ -76,12 +77,24 @@ rm -rf ${RPM_BUILD_ROOT}
 
 %files devel
 %defattr(-,root,root,-)
-%{_datadir}/doc/lcms2-devel-2.5/*.pdf
+%{_datadir}/doc/lcms2-devel-2.6/*.pdf
 %{_includedir}/*
 %{_libdir}/*.so
 %{_libdir}/pkgconfig/%{name}.pc
 
 %changelog
+* Tue May 26 2015 Matthias Clasen <mclasen@redhat.com> 2.6-2
+- Build with -fno-strict-aliasing
+Related: #1174406
+
+* Tue Mar 17 2015 Richard Hughes <richard@hughsie.com> 2.6-1
+ Update to new upstream version.
+ Resolves: #1174406
+
+* Thu Aug 14 2014 Richard Hughes <rhughes@redhat.com> - 2.5-5
+- Backport a patch for ppc64le support, many thanks to Tim Waugh.
+- Resolves: #1125723
+
 * Fri Jan 24 2014 Daniel Mach <dmach@redhat.com> - 2.5-4
 - Mass rebuild 2014-01-24