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 df293fe..02ded21 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -67,7 +67,7 @@ Source1:        firefox-langpacks-%{version}%{?ext_version}-20150106.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
@@ -523,6 +523,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Tue Jan 13 2015 CentOS Sources <bugs@centos.org> - 31.4.0-1.el7.centos
+- CentOS default prefs
+
 * Tue Jan  6 2015 Jan Horak <jhorak@redhat.com> - 31.4.0-1
 - Update to 31.4.0 ESR