diff --git a/.gitignore b/.gitignore
index 0860591..a59664a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 /qtserialport-opensource-src-5.4.0.tar.xz
 /qtserialport-opensource-src-5.4.1.tar.xz
 /qtserialport-opensource-src-5.4.2.tar.xz
+/qtserialport-opensource-src-5.5.0-rc.tar.xz
diff --git a/qt5-qtserialport.spec b/qt5-qtserialport.spec
index 9859936..583150e 100644
--- a/qt5-qtserialport.spec
+++ b/qt5-qtserialport.spec
@@ -3,19 +3,17 @@
 # define to build docs, need to undef this for bootstrapping
 %define docs 1
 
+%define prerelease rc
+
 Summary: Qt5 - SerialPort component
 Name:    qt5-%{qt_module}
-Version: 5.4.2
-Release: 2%{?dist}
+Version: 5.5.0
+Release: 0.2.rc%{?dist}
 
 # See LGPL_EXCEPTIONS.txt, LICENSE.GPL3, respectively, for exception details
 License: LGPLv2 with exceptions or GPLv3 with exceptions
-Url: http://qt-project.org/
-%if 0%{?pre:1}
-Source0: http://download.qt-project.org/development_releases/qt/5.4/%{version}-%{pre}/submodules/%{qt_module}-opensource-src-%{version}-%{pre}.tar.xz
-%else
-Source0: http://download.qt-project.org/official_releases/qt/5.4/%{version}/submodules/%{qt_module}-opensource-src-%{version}.tar.xz
-%endif
+Url:     http://www.qt.io
+Source0: http://download.qt.io/development_releases/qt/5.5/%{version}%{?prerelease:-%{prerelease}}/submodules/%{qt_module}-opensource-src-%{version}%{?prerelease:-%{prerelease}}.tar.xz
 
 BuildRequires: qt5-qtbase-devel >= %{version}
 BuildRequires: pkgconfig(libudev)
@@ -52,8 +50,7 @@ Requires: %{name}%{?_isa} = %{version}-%{release}
 
 
 %prep
-%setup -q -n %{qt_module}-opensource-src-%{version}%{?pre:-%{pre}}
-
+%setup -q -n %{qt_module}-opensource-src-%{version}%{?prerelease:-%{prerelease}}
 
 %build
 mkdir %{_target_platform}
@@ -71,7 +68,6 @@ make %{?_smp_mflags} docs
 %endif
 popd
 
-
 %install
 make install INSTALL_ROOT=%{buildroot} -C %{_target_platform}
 
@@ -129,8 +125,11 @@ popd
 
 
 %changelog
-* Thu Jun 18 2015 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 5.4.2-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+* Thu Jun 25 2015 Helio Chissini de Castro <helio@kde.org> - 5.5.0-0.2.rc
+- Update for official RC1 released packages
+
+* Wed Jun 17 2015 Daniel Vrátil <dvratil@redhat.com> - 5.5.0-0.1.rc
+- Qt 5.5.0 RC1
 
 * Wed Jun 03 2015 Jan Grulich <jgrulich@redhat.com> 5.4.2-1
 - 5.4.2
diff --git a/sources b/sources
index 75d2ea9..0760252 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-546a62eee89722081b7ec13d72469772  qtserialport-opensource-src-5.4.2.tar.xz
+4b389598c059c1cdfdc228a1fad2892c  qtserialport-opensource-src-5.5.0-rc.tar.xz