diff --git a/SOURCES/firefox-centos-default-prefs.js b/SOURCES/firefox-centos-default-prefs.js
new file mode 100644
index 0000000..ee2943f
--- /dev/null
+++ b/SOURCES/firefox-centos-default-prefs.js
@@ -0,0 +1,24 @@
+pref("app.update.auto", false);
+pref("app.update.enabled", false);
+pref("app.update.autoInstallEnabled", false);
+pref("browser.backspace_action", 2);
+pref("browser.display.use_system_colors", true);
+pref("browser.download.folderList", 1);
+pref("browser.link.open_external", 3);
+pref("browser.shell.checkDefaultBrowser", false);
+pref("general.smoothScroll", true);
+pref("general.useragent.vendor", "CentOS");
+pref("general.useragent.vendorSub", "FIREFOX_RPM_VR");
+pref("intl.locale.matchOS", true);
+pref("storage.nfs_filesystem", false);
+pref("dom.ipc.plugins.enabled.nswrapper*", false);
+pref("network.manage-offline-status", true);
+pref("toolkit.networkmanager.disable", false);
+pref("browser.startup.homepage", "data:text/plain,browser.startup.homepage=file:///usr/share/doc/HTML/index.html");
+pref("toolkit.storage.synchronous", 0);
+pref("startup.homepage_override_url", "http://www.centos.org");
+pref("startup.homepage_welcome_url", "http://www.centos.org");
+pref("javascript.options.baselinejit.content", false);
+pref("javascript.options.baselinejit.chrome", false);
+pref("extensions.shownSelectionUI", true);
+pref("layout.imagevisibility.enabled", false);
diff --git a/SPECS/firefox.spec b/SPECS/firefox.spec
index 133bb0b..0a4a9bf 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -65,7 +65,7 @@ Source1: firefox-langpacks-%{version}%{?ext_version}-20150506.tar.bz2
%endif
Source10: firefox-mozconfig
Source11: firefox-mozconfig-branded
-Source12: firefox-redhat-default-prefs.js
+Source12: firefox-centos-default-prefs.js
Source20: firefox.desktop
Source21: firefox.sh.in
Source23: firefox.1
@@ -530,6 +530,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
#---------------------------------------------------------------------
%changelog
+* Tue May 12 2015 CentOS Sources <bugs@centos.org> - 38.0-3.el7.centos
+- CentOS default prefs
+
* Thu May 7 2015 Martin Stransky <stransky@redhat.com> - 38.0-3
- Enabled system nss
- Removed unused patches