diff --git a/www/firefox-esr/Makefile b/www/firefox-esr/Makefile
index 1722772c4a3c7..5fdfd6507f1f6 100644
--- a/www/firefox-esr/Makefile
+++ b/www/firefox-esr/Makefile
@@ -2,10 +2,11 @@
 
 PORTNAME=	firefox
 DISTVERSION=	91.7.0
+PORTREVISION=	1
 PORTEPOCH=	1
 CATEGORIES=	www
 MASTER_SITES=	MOZILLA/${PORTNAME}/releases/${DISTVERSION}esr/source \
-		MOZILLA/${PORTNAME}/candidates/${DISTVERSION}esr-candidates/build1/source
+		MOZILLA/${PORTNAME}/candidates/${DISTVERSION}esr-candidates/build2/source
 PKGNAMESUFFIX=	-esr
 DISTFILES=	${DISTNAME}esr.source${EXTRACT_SUFX}
 
diff --git a/www/firefox-esr/distinfo b/www/firefox-esr/distinfo
index 1eba962b7da90..e188d9253c5fa 100644
--- a/www/firefox-esr/distinfo
+++ b/www/firefox-esr/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1646083002
-SHA256 (firefox-91.7.0esr.source.tar.xz) = 1308392317ab37e5c6f95bb2e7ee3fff43a75a6297ae81292dff47047d64bcef
-SIZE (firefox-91.7.0esr.source.tar.xz) = 380706492
+TIMESTAMP = 1646127001
+SHA256 (firefox-91.7.0esr.source.tar.xz) = 8a71b85b41945977b0581f6d65b9b3553acb06ff11d71d019643e95b13acce2a
+SIZE (firefox-91.7.0esr.source.tar.xz) = 378846996