diff --git a/extra/firefox/PKGBUILD b/extra/firefox/PKGBUILD
index 140ef7444..d268fe27d 100644
--- a/extra/firefox/PKGBUILD
+++ b/extra/firefox/PKGBUILD
@@ -11,7 +11,7 @@ buildarch=12
 highmem=1
 
 pkgname=firefox
-pkgver=66.0.1
+pkgver=66.0.2
 pkgrel=1
 pkgdesc="Standalone web browser from mozilla.org"
 arch=(x86_64)
@@ -37,7 +37,7 @@ sha256sums=('fde34091a75b0f54f9e5b8c3392866510a6597f2bd01036d48345934f4ce4859'
             '821f858bac2e13ce02b8c20d5387d4ecc8ab2d0e4ebe0a517cbf935da6aeb31b'
             '2c9e39b9b62d5a75e31908cb4d42ff8006ff9406aed2f7deff826fe1466cd31a'
             '2d4d91f7e35d0860225084e37ec320ca6cae669f6c9c8fe7735cdbd542e3a7c9'
-            '677e1bde4c6b3cff114345c211805c7c43085038ca0505718a11e96432e9811a'
+            '4a783dca1f88e003c72f32d22719a0915f3fa576adbc492240e7cc250246ce10'
             '9a1a572dc88014882d54ba2d3079a1cf5b28fa03c5976ed2cb763c93dabbd797')
 
 # Google API keys (see http://www.chromium.org/developers/how-tos/api-keys)
@@ -84,7 +84,7 @@ ac_add_options --enable-official-branding
 ac_add_options --enable-update-channel=release
 ac_add_options --with-distribution-id=org.archlinux
 export MOZILLA_OFFICIAL=1
-export MOZ_APP_REMOTINGNAME=$pkgname
+export MOZ_APP_REMOTINGNAME=${pkgname//-/}
 export MOZ_TELEMETRY_REPORTING=1
 export MOZ_REQUIRE_SIGNING=1
 
diff --git a/extra/firefox/firefox.desktop b/extra/firefox/firefox.desktop
index 3e7accf05..8775094b0 100644
--- a/extra/firefox/firefox.desktop
+++ b/extra/firefox/firefox.desktop
@@ -2,7 +2,7 @@
 Version=1.0
 Name=Firefox
 GenericName=Web Browser
-GenericName[ar]=متصفح وِب
+GenericName[ar]=متصفح ويب
 GenericName[ast]=Restolador Web
 GenericName[bn]=ওয়েব ব্রাউজার
 GenericName[ca]=Navegador web
@@ -19,7 +19,7 @@ GenericName[gl]=Navegador Web
 GenericName[he]=דפדפן אינטרנט
 GenericName[hr]=Web preglednik
 GenericName[hu]=Webböngésző
-GenericName[it]=Browser Web
+GenericName[it]=Browser web
 GenericName[ja]=ウェブ・ブラウザ
 GenericName[ko]=웹 브라우저
 GenericName[ku]=Geroka torê
@@ -42,8 +42,8 @@ GenericName[uk]=Веб-браузер
 GenericName[vi]=Trình duyệt Web
 GenericName[zh_CN]=网络浏览器
 GenericName[zh_TW]=網路瀏覽器
-Comment=Browse the Web
-Comment[ar]=تصفح الوِب
+Comment=Browse the World Wide Web
+Comment[ar]=تصفح الشبكة العنكبوتية العالمية
 Comment[ast]=Restola pela Rede
 Comment[bn]=ইন্টারনেট ব্রাউজ করুন
 Comment[ca]=Navegueu per el web
@@ -83,15 +83,44 @@ Comment[uk]=Перегляд сторінок Інтернету
 Comment[vi]=Để duyệt các trang web
 Comment[zh_CN]=浏览互联网
 Comment[zh_TW]=瀏覽網際網路
+Keywords=Internet;WWW;Browser;Web;Explorer
+Keywords[ar]=انترنت;إنترنت;متصفح;ويب;وب
+Keywords[ast]=Internet;WWW;Restolador;Web;Esplorador
+Keywords[ca]=Internet;WWW;Navegador;Web;Explorador;Explorer
+Keywords[cs]=Internet;WWW;Prohlížeč;Web;Explorer
+Keywords[da]=Internet;Internettet;WWW;Browser;Browse;Web;Surf;Nettet
+Keywords[de]=Internet;WWW;Browser;Web;Explorer;Webseite;Site;surfen;online;browsen
+Keywords[el]=Internet;WWW;Browser;Web;Explorer;Διαδίκτυο;Περιηγητής;Firefox;Φιρεφοχ;Ιντερνετ
+Keywords[es]=Explorador;Internet;WWW
+Keywords[fi]=Internet;WWW;Browser;Web;Explorer;selain;Internet-selain;internetselain;verkkoselain;netti;surffaa
+Keywords[fr]=Internet;WWW;Browser;Web;Explorer;Fureteur;Surfer;Navigateur
+Keywords[he]=דפדפן;אינטרנט;רשת;אתרים;אתר;פיירפוקס;מוזילה;
+Keywords[hr]=Internet;WWW;preglednik;Web
+Keywords[hu]=Internet;WWW;Böngésző;Web;Háló;Net;Explorer
+Keywords[it]=Internet;WWW;Browser;Web;Navigatore
+Keywords[is]=Internet;WWW;Vafri;Vefur;Netvafri;Flakk
+Keywords[ja]=Internet;WWW;Web;インターネット;ブラウザ;ウェブ;エクスプローラ
+Keywords[nb]=Internett;WWW;Nettleser;Explorer;Web;Browser;Nettside
+Keywords[nl]=Internet;WWW;Browser;Web;Explorer;Verkenner;Website;Surfen;Online
+Keywords[pt]=Internet;WWW;Browser;Web;Explorador;Navegador
+Keywords[pt_BR]=Internet;WWW;Browser;Web;Explorador;Navegador
+Keywords[ru]=Internet;WWW;Browser;Web;Explorer;интернет;браузер;веб;файрфокс;огнелис
+Keywords[sk]=Internet;WWW;Prehliadač;Web;Explorer
+Keywords[sl]=Internet;WWW;Browser;Web;Explorer;Brskalnik;Splet
+Keywords[tr]=İnternet;WWW;Tarayıcı;Web;Gezgin;Web sitesi;Site;sörf;çevrimiçi;tara
+Keywords[uk]=Internet;WWW;Browser;Web;Explorer;Інтернет;мережа;переглядач;оглядач;браузер;веб;файрфокс;вогнелис;перегляд
+Keywords[vi]=Internet;WWW;Browser;Web;Explorer;Trình duyệt;Trang web
+Keywords[zh_CN]=Internet;WWW;Browser;Web;Explorer;网页;浏览;上网;火狐;Firefox;ff;互联网;网站;
+Keywords[zh_TW]=Internet;WWW;Browser;Web;Explorer;網際網路;網路;瀏覽器;上網;網頁;火狐
 Exec=/usr/lib/firefox/firefox %u
 Icon=firefox
 Terminal=false
+X-MultipleArgs=false
 Type=Application
-MimeType=text/html;text/xml;application/xhtml+xml;application/vnd.mozilla.xul+xml;text/mml;x-scheme-handler/http;x-scheme-handler/https;
+MimeType=text/html;text/xml;application/xhtml+xml;x-scheme-handler/http;x-scheme-handler/https;application/x-xpinstall;
 StartupNotify=true
 StartupWMClass=Firefox
 Categories=Network;WebBrowser;
-Keywords=web;browser;internet;
 Actions=new-window;new-private-window;
 
 [Desktop Action new-window]