diff --git a/srcpkgs/firefox/template b/srcpkgs/firefox/template
index 4d9cc05e99..25fe340f34 100644
--- a/srcpkgs/firefox/template
+++ b/srcpkgs/firefox/template
@@ -3,7 +3,7 @@
 # THIS PKG MUST BE SYNCHRONIZED WITH "srcpkgs/firefox-i18n".
 #
 pkgname=firefox
-version=78.0.1
+version=78.0.2
 revision=1
 build_helper="rust"
 short_desc="Mozilla Firefox web browser"
@@ -11,7 +11,7 @@ maintainer="Johannes <johannes.brechtmann@gmail.com>"
 license="MPL-2.0, GPL-2.0-or-later, LGPL-2.1-or-later"
 homepage="https://www.mozilla.org/firefox/"
 distfiles="${MOZILLA_SITE}/${pkgname}/releases/${version}/source/${pkgname}-${version}.source.tar.xz"
-checksum=494d277b120028e036e2aee3f658d79afc895457dc6aadb1c02f0547ef1d66ca
+checksum=1aa00ec6d40a771d525b867b175be28eda096becc745875bcceb133a985750fc
 
 lib32disabled=yes