diff --git a/files/prefs.js b/files/prefs.js
--- a/files/prefs.js
+++ b/files/prefs.js
@@ -18,7 +18,7 @@
 pref("app.update.auto",                     false);
 pref("app.update.enabled",                  false);
 pref("app.update.autoInstallEnabled",       false);
-pref("layers.acceleration.force-enabled",   true);
+pref("layers.acceleration.force-enabled",   false);
 pref("extensions.webextensions.base-content-security-policy", "script-src 'self' https://* moz-extension: blob: filesystem: 'unsafe-eval' 'unsafe-inline'; object-src 'self' https://* moz-extension: blob: filesystem:;");
 pref("geo.wifi.uri", "https://location.services.mozilla.com/v1/geolocate?key=%MOZILLA_API_KEY%");
 pref("spellchecker.dictionary_path", "/usr/share/hunspell");
diff --git a/package.yml b/package.yml
--- a/package.yml
+++ b/package.yml
@@ -1,6 +1,6 @@
 name       : firefox
 version    : 63.0.3
-release    : 144
+release    : 145
 source     :
     - https://ftp.mozilla.org/pub/firefox/releases/63.0.3/source/firefox-63.0.3.source.tar.xz : 48a834daa9c5773272a30933936ea8a78b217494355749ee68996639451d0931
     - https://getsol.us/sources/mozilla/firefox-63.0.3-langpacks.tar.xz : 816983a5765c3eb2e5de04562ae8f804ad50c7833ebd30a1098a9d46c19c462a
diff --git a/pspec_x86_64.xml b/pspec_x86_64.xml
--- a/pspec_x86_64.xml
+++ b/pspec_x86_64.xml
@@ -183,8 +183,8 @@
         </Files>
     </Package>
     <History>
-        <Update release="144">
-            <Date>2018-11-16</Date>
+        <Update release="145">
+            <Date>2018-11-20</Date>
             <Version>63.0.3</Version>
             <Comment>Packaging update</Comment>
             <Name>Pierre-Yves</Name>