diff --git a/srcpkgs/firefox/template b/srcpkgs/firefox/template
index 68845107c8c..d103e10128f 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=153.0.1
+version=153.0.3
 revision=1
 build_helper="rust"
 short_desc="Mozilla Firefox web browser"
@@ -12,7 +12,7 @@ license="GPL-3.0-only AND LGPL-2.1-only AND LGPL-3.0-only AND MPL-2.0"
 homepage="https://www.mozilla.org/firefox/"
 changelog="https://www.mozilla.org/en-US/firefox/${version}/releasenotes/"
 distfiles="${MOZILLA_SITE}/firefox/releases/${version/beta/b}/source/firefox-${version/beta/b}.source.tar.xz"
-checksum=ac586cfe4573cd02a0b96dd496ae28da0157a9fcc6530ede6b1decfd2a3fb512
+checksum=471468648b815088734142f67b46c6040334d5b73e645fdd0936426e28ccbc25
 
 lib32disabled=yes
 _llvmver=22