diff --git a/qt5-qtwebchannel.spec b/qt5-qtwebchannel.spec
index ab53fc4..5afe787 100644
--- a/qt5-qtwebchannel.spec
+++ b/qt5-qtwebchannel.spec
@@ -11,16 +11,18 @@ Release: 1%{?dist}
 # See LICENSE.GPL LICENSE.LGPL LGPL_EXCEPTION.txt, for details
 # See also http://doc.qt.io/qt-5/licensing.html
 License: LGPLv2 with exceptions or GPLv3 with exceptions
-Url: http://qt-project.org/
+Url: http://qt.io
 %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
+Source0: http://download.qt.io/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
+Source0: http://download.qt.io/official_releases/qt/5.4/%{version}/submodules/%{qt_module}-opensource-src-%{version}.tar.xz
 %endif
 
 BuildRequires:  qt5-qtbase-devel >= %{version}
 BuildRequires:  pkgconfig(Qt5Core)
 BuildRequires:  pkgconfig(Qt5Quick)
+
+# Qt5WebSockets package is optional and only needed for examples
 BuildRequires:  pkgconfig(Qt5WebSockets)
 
 %{?_qt5_version:Requires: qt5-qtbase%{?_isa} >= %{_qt5_version}}
@@ -69,7 +71,7 @@ make %{?_smp_mflags}
 
 %if 0%{?docs}
 # HACK to avoid multilib conflicts in noarch content
-# see also https://bugreports.qt-project.org/browse/QTBUG-42071
+# see also https://bugreports.qt.io/browse/QTBUG-42071
 QT_HASH_SEED=0; export QT_HASH_SEED
 make %{?_smp_mflags} docs
 %endif