diff --git a/srcpkgs/firefox-esr/template b/srcpkgs/firefox-esr/template
index 28fb35906da..6fb2b234b6e 100644
--- a/srcpkgs/firefox-esr/template
+++ b/srcpkgs/firefox-esr/template
@@ -1,6 +1,6 @@
 # Template build file for 'firefox-esr'.
 pkgname=firefox-esr
-version=52.4.0
+version=52.4.1
 revision=1
 wrksrc="firefox-${version}esr"
 short_desc="Mozilla Firefox web browser - Extended Support Release (ESR)"
@@ -8,7 +8,7 @@ maintainer="Eivind Uggedal <eivind@uggedal.com>"
 homepage="https://www.mozilla.org/firefox/"
 license="MPL-2.0, GPL-2, LGPL-2.1"
 distfiles="${MOZILLA_SITE}/firefox/releases/${version}esr/source/firefox-${version}esr.source.tar.xz"
-checksum=58ae7cb6c2fb81d22762ab3c60e46cadbe7c5b687f24c2823d9533ec998a21ee
+checksum=96fab11b7e5bd016f80718161ee8dd8afdf989a2cd03106a148b15def2569457
 
 only_for_archs="i686 i686-musl x86_64 x86_64-musl"
 nopie=yes