diff --git a/README.debrand b/README.debrand
deleted file mode 100644
index 01c46d2..0000000
--- a/README.debrand
+++ /dev/null
@@ -1,2 +0,0 @@
-Warning: This package was configured for automatic debranding, but the changes
-failed to apply.
diff --git a/SOURCES/firefox-centos-default-prefs.js b/SOURCES/firefox-centos-default-prefs.js
new file mode 100644
index 0000000..fd3108f
--- /dev/null
+++ b/SOURCES/firefox-centos-default-prefs.js
@@ -0,0 +1,27 @@
+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("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%");
+pref("browser.tabs.remote.autostart",       false);
diff --git a/SPECS/firefox.spec b/SPECS/firefox.spec
index 3d256b0..17f6958 100644
--- a/SPECS/firefox.spec
+++ b/SPECS/firefox.spec
@@ -91,7 +91,7 @@ Source0:        firefox-%{version}%{?ext_version}.source.tar.xz
 Source1:        firefox-langpacks-%{version}%{?ext_version}-20180328.tar.xz
 %endif
 Source10:       firefox-mozconfig
-Source12:       firefox-redhat-default-prefs.js
+Source12:       firefox-centos-default-prefs.js
 Source20:       firefox.desktop
 Source600:      firefox.sh.in.rhel6
 Source700:      firefox.sh.in.rhel7
@@ -885,6 +885,9 @@ gtk-update-icon-cache %{_datadir}/icons/hicolor &>/dev/null || :
 #---------------------------------------------------------------------
 
 %changelog
+* Tue May  8 2018 Johnny Hughes <johnny@centos.org> - 52.7.3-1
+- Manual CentOS Debranding
+
 * Wed Mar 28 2018 Jan Horak <jhorak@redhat.com> - 52.7.3-1
 - Update to 52.7.3 ESR