diff --git a/srcpkgs/firefox/template b/srcpkgs/firefox/template
index c325f3e175..99f954c8e1 100644
--- a/srcpkgs/firefox/template
+++ b/srcpkgs/firefox/template
@@ -1,16 +1,14 @@
 # Template build file for 'firefox'.
 pkgname=firefox
-version=20.0.1
-revision=2
+version=21.0
+revision=1
 wrksrc=mozilla-release
 short_desc="Lightweight gecko-based web browser"
 maintainer="Juan RP <xtraeme@gmail.com>"
 homepage="http://www.mozilla.org/projects/firefox"
 license="MPL-1.1, GPL-2, LGPL-2.1"
 distfiles="${MOZILLA_SITE}/${pkgname}/releases/${version}/source/${pkgname}-${version}.source.tar.bz2"
-checksum=03fe28c82d6577e9af8659f2ee44d5f05950353732d47a0ade562855ba564cf4
-
-disable_debug=yes
+checksum=3909031cb5d403b12c796afb7775b4950f0347786ffd06028761852a1074d91c
 
 hostmakedepends="unzip zip pkg-config perl python yasm"
 makedepends="libjpeg-turbo-devel libpng-devel>=1.6