--- a/browser/base/jar.mn
+++ b/browser/base/jar.mn
@@ -169,8 +169,13 @@ browser.jar:
 # the following files are browser-specific overrides
 *       content/browser/license.html                  (/toolkit/content/license.html)
 % override chrome://global/content/license.html chrome://browser/content/license.html
         content/browser/report-phishing-overlay.xul     (content/report-phishing-overlay.xul)
         content/browser/blockedSite.xhtml               (content/blockedSite.xhtml)
 % overlay chrome://browser/content/browser.xul chrome://browser/content/report-phishing-overlay.xul
 
 % override chrome://global/content/netError.xhtml chrome://browser/content/aboutNetError.xhtml
+
+# L10n resource overrides.
+% override chrome://global/locale/appstrings.properties chrome://browser/locale/appstrings.properties
+% override chrome://global/locale/netError.dtd chrome://browser/locale/netError.dtd
+% override chrome://mozapps/locale/downloads/settingsChange.dtd chrome://browser/locale/downloads/settingsChange.dtd

--- a/browser/locales/jar.mn
+++ b/browser/locales/jar.mn
@@ -1,13 +1,15 @@
 #filter substitution
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
+# Note: All overrides should go to browser/base/jar.mn in order to avoid
+# having to create the same override entry for each locale.
 
 @AB_CD@.jar:
 % locale browser @AB_CD@ %locale/browser/
 *   locale/browser/bookmarks.html                  (generic/profile/bookmarks.html.in)
     locale/browser/aboutAccounts.dtd               (%chrome/browser/aboutAccounts.dtd)
     locale/browser/aboutDialog.dtd                 (%chrome/browser/aboutDialog.dtd)
     locale/browser/aboutPrivateBrowsing.dtd        (%chrome/browser/aboutPrivateBrowsing.dtd)
     locale/browser/aboutPrivateBrowsing.properties (%chrome/browser/aboutPrivateBrowsing.properties)
@@ -114,19 +116,16 @@
     locale/browser/searchplugins/images/yandex-en.ico  (searchplugins/images/yandex-en.ico)
     locale/browser/searchplugins/images/yandex-ru.ico  (searchplugins/images/yandex-ru.ico)
 % locale browser-region @AB_CD@ %locale/browser-region/
     locale/browser-region/region.properties        (%chrome/browser-region/region.properties)
 # the following files are browser-specific overrides
     locale/browser/netError.dtd                (%chrome/overrides/netError.dtd)
     locale/browser/appstrings.properties       (%chrome/overrides/appstrings.properties)
     locale/browser/downloads/settingsChange.dtd  (%chrome/overrides/settingsChange.dtd)
-% override chrome://global/locale/netError.dtd chrome://browser/locale/netError.dtd
-% override chrome://global/locale/appstrings.properties chrome://browser/locale/appstrings.properties
-% override chrome://mozapps/locale/downloads/settingsChange.dtd chrome://browser/locale/downloads/settingsChange.dtd
 % locale pdf.js @AB_CD@ %locale/pdfviewer/
     locale/pdfviewer/viewer.properties             (%pdfviewer/viewer.properties)
     locale/pdfviewer/chrome.properties             (%pdfviewer/chrome.properties)
 
 #ifdef XPI_NAME
 # Bug 1240628, restructure how l10n repacks work with feature addons
 # This is hacky, but ensures the chrome.manifest chain is complete
 [.] chrome.jar: