diff --git a/.firefox.metadata b/.firefox.metadata
index 61c6272..9cb00f8 100644
--- a/.firefox.metadata
+++ b/.firefox.metadata
@@ -1,2 +1,2 @@
-90fc8aeac75e7d4e3ec089d390faaec85e423d73 SOURCES/firefox-31.5.0esr.source.tar.bz2
-93e7f75114832a4ade1de663d4d148da92ca4956 SOURCES/firefox-langpacks-31.5.0esr-20150218.tar.bz2
+dca36af3ae3c5a19c4ceeaf22b1d4c119f412d8a SOURCES/firefox-31.5.3esr.source.tar.bz2
+17c823ec2419ea86ac5d9c3d8604ac314c0173e2 SOURCES/firefox-langpacks-31.5.3esr-20150321.tar.bz2
diff --git a/.gitignore b/.gitignore
index a7725e9..e057370 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,2 @@
-SOURCES/firefox-31.5.0esr.source.tar.bz2
-SOURCES/firefox-langpacks-31.5.0esr-20150218.tar.bz2
+SOURCES/firefox-31.5.3esr.source.tar.bz2
+SOURCES/firefox-langpacks-31.5.3esr-20150321.tar.bz2
diff --git a/SOURCES/firefox-centos-default-prefs.js b/SOURCES/firefox-centos-default-prefs.js
deleted file mode 100644
index 2b5da25..0000000
--- a/SOURCES/firefox-centos-default-prefs.js
+++ /dev/null
@@ -1,28 +0,0 @@
-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");
-/* Workaround for rhbz#1134876 */
-pref("javascript.options.baselinejit",      false);
-pref("extensions.shownSelectionUI",         true);
-/* Workaround for rhbz#1110291 */
-pref("network.negotiate-auth.allow-insecure-ntlm-v1", true);
-/* Workaround for mozbz#1063315 */
-pref("security.use_mozillapkix_verification", false);
-pref("geo.wifi.uri", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%");
diff --git a/SPECS/firefox.spec b/SPECS/firefox.spec
index 587236f..5082e6e 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -55,19 +55,19 @@
 
 Summary:        Mozilla Firefox Web browser
 Name:           firefox
-Version:        31.5.0
-Release:        2%{?prever}%{?dist}
+Version:        31.5.3
+Release:        3%{?prever}%{?dist}
 URL:            http://www.mozilla.org/projects/firefox/
 License:        MPLv1.1 or GPLv2+ or LGPLv2+
 Group:          Applications/Internet
 # From ftp://ftp.mozilla.org/pub/firefox/releases/%{version}%{?pretag}/source
 Source0:        firefox-%{version}%{?prever}%{?ext_version}.source.tar.bz2
 %if %{build_langpacks}
-Source1:        firefox-langpacks-%{version}%{?ext_version}-20150218.tar.bz2
+Source1:        firefox-langpacks-%{version}%{?ext_version}-20150321.tar.bz2
 %endif
 Source10:       firefox-mozconfig
 Source11:       firefox-mozconfig-branded
-Source12:       firefox-centos-default-prefs.js
+Source12:       firefox-redhat-default-prefs.js
 Source20:       firefox.desktop
 Source21:       firefox.sh.in
 Source23:       firefox.1
@@ -527,8 +527,14 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
-* Tue Feb 24 2015 CentOS Sources <bugs@centos.org> - 31.5.0-2.el7.centos
-- CentOS default prefs
+* Sat Mar 21 2015 Martin Stransky <stransky@redhat.com> - 31.5.3-3
+- Update to 31.5.3 ESR
+
+* Fri Mar 20 2015 Martin Stransky <stransky@redhat.com> - 31.5.2-1
+- Update to 31.5.2 ESR
+
+* Fri Mar 20 2015 Jan Horak <jhorak@redhat.com> - 31.5.1-1
+- Update to 31.5.1 ESR
 
 * Wed Feb 18 2015 Martin Stransky <stransky@redhat.com> - 31.5.0-2
 - Update to 31.5.0 ESR Build 2