diff --git a/.gitignore b/.gitignore
index 5193c2c..426067e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /gpick-0.2.5-2c8266a.tar.gz
 /gpick-0.2.5-569ee0f.tar.gz
 /gpick-0.2.5-78e110e.tar.gz
+/gpick-0.2.6rc1.tar.gz
diff --git a/gpick.spec b/gpick.spec
index 01a3eca..0f4fe4a 100644
--- a/gpick.spec
+++ b/gpick.spec
@@ -1,21 +1,20 @@
-%global commit 78e110e1380a5f9bc9f86d3c53e5ed0274253071
-%global shortcommit %(c=%{commit}; echo ${c:0:7})
-%global date 20170217
+#%%global commit nil
+#%%global shortcommit %%(c=%%{commit}; echo ${c:0:7})
+#%%global date 20170217
 
 Name:		gpick
-Version:	0.2.5 
-Release:	21.%{date}git%{?dist}
+Version:	0.2.6
+Release:	0.rc1%{?date:.%{date}git}%{?dist}
 Summary:	Advanced color picker
 
 License:	BSD
 URL:		http://gpick.org
-# To get tarball from github
-# wget https://github.com/thezbyg/gpick/archive/569ee0f165b689825efd0cb7da1695beb7f8aa9b/gpick-0.2.5-569ee0f.tar.gz
 
-%{!?shortcommit:
-Source:		https://github.com/thezbyg/%{name}/archive/%{commit}.tar.gz#/%{name}-%{shortcommit}.tar.gz}
 %{?shortcommit:
-Source:		https://github.com/thezbyg/%{name}/archive/%{commit}/%{name}-%{version}-%{shortcommit}.tar.gz}
+Source:		https://github.com/thezbyg/%{name}/archive/%{commit}/%{name}-%{version}rc1-%{shortcommit}.tar.gz}
+%{!?shortcommit:
+Source:		https://github.com/thezbyg/%{name}/archive/%{name}-%{version}rc1.tar.gz#/%{name}-%{version}rc1.tar.gz}
+Patch:		enable_gtk3.patch
 
 BuildRequires:	boost-devel
 BuildRequires:	desktop-file-utils 
@@ -25,21 +24,25 @@ BuildRequires:	libappstream-glib
 BuildRequires:	libcurl-devel
 BuildRequires:	pkgconfig(lua)
 BuildRequires:	pkgconfig(dbus-glib-1)
-BuildRequires:	pkgconfig(gtk+-2.0)
+BuildRequires:	pkgconfig(gtk+-3.0)
 BuildRequires:	ragel
 BuildRequires:	scons
 
+%if 0%{?fedora} < 28
 # Regression on other arches with F26 mass rebuild
 # Temporarily exclude them
 # https://bugzilla.redhat.com/show_bug.cgi?id=1419949
 ExcludeArch:	ppc64 ppc64le aarch64 armv7hl s390x
+%endif
 
 %description
 Advanced color picker
 
 %prep
-#%%setup -q -n %%{name}_%%{version}
-%autosetup -n %{name}-%{commit}
+%{?shortcommit:
+%autosetup -n %{name}-%{name}-%{commit}}
+%{!?shortcommit:
+%autosetup -n %{name}-%{name}-%{version}rc1}
 mkdir .git
 
 # Delete external libraries and only use system dependencies to build GPick
@@ -57,11 +60,10 @@ export CXXFLAGS="%{optflags}"
 export LDFLAGS="%{optflags}"
 
 scons install DESTDIR=%{buildroot}/%{_prefix}
-cp -v share/appdata/%{name}.appdata.xml %{buildroot}/%{_datadir}/appdata/
 
 %check
-desktop-file-validate %{buildroot}/%{_datadir}/applications/%{name}.desktop
-appstream-util validate-relax --nonet %{buildroot}/%{_datadir}/appdata/*.appdata.xml
+desktop-file-validate %{buildroot}%{_datadir}/applications/%{name}.desktop
+appstream-util validate-relax --nonet %{buildroot}%{_datadir}/appdata/%{name}.appdata.xml
 %find_lang %{name}
 
 %files -f %{name}.lang
@@ -89,6 +91,10 @@ fi
 /usr/bin/gtk-update-icon-cache -f %{_datadir}/icons/hicolor &>/dev/null || :
 
 %changelog
+* Sun Aug 20 2017 Luya Tshimbalanga <luya_tfz@thefinalzone.net> - 0.2.6-0.rc1
+- Update to 2.6rc1
+- Enable GTK3 support
+
 * Fri Aug 18 2017 Luya Tshimbalanga <luya_tfz@thefinalzone.net> - 0.2.5-21.20170217git
 - Rebuilt for boost
 - Exclude s390x arch
diff --git a/sources b/sources
index fc092ef..0b5a648 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (gpick-0.2.5-78e110e.tar.gz) = ee85351d5ff776bea6d17b30cc04ca9b4ed5307950412a958a28f742544a7557adc0a3475d00416b9b74839b7ef6749d6854f462e02c765a5cb3887e62abe270
+SHA512 (gpick-0.2.6rc1.tar.gz) = 10b34f6ac8c528deecf0ce44e3c0786b47c78878e4f350947f27ae7eb9f884ca44b77a726a4954d33a452e704b494b63eb79eb95630abe80016f2cbd6234531f