diff --git lang/spidermonkey78/Makefile lang/spidermonkey78/Makefile
index 7751d1e43615..2334b39583ce 100644
--- lang/spidermonkey78/Makefile
+++ lang/spidermonkey78/Makefile
@@ -1,7 +1,7 @@
 # $FreeBSD$
 
 PORTNAME=	spidermonkey
-DISTVERSION=	78.2.0
+DISTVERSION=	78.3.0
 CATEGORIES=	lang
 MASTER_SITES=	MOZILLA/firefox/releases/${DISTVERSION}esr/source
 PKGNAMESUFFIX=	${SP_VER}
diff --git lang/spidermonkey78/distinfo lang/spidermonkey78/distinfo
index aea8ba218be9..bfe83113b6b9 100644
--- lang/spidermonkey78/distinfo
+++ lang/spidermonkey78/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1600105157
-SHA256 (firefox-78.2.0esr.source.tar.xz) = 965ccfcbb8c0aa97639911997c54be0fcf896fd388b03138952089af675ea918
-SIZE (firefox-78.2.0esr.source.tar.xz) = 331996944
+TIMESTAMP = 1600826847
+SHA256 (firefox-78.3.0esr.source.tar.xz) = 85273e22d6c31ccd000d72af47530cea3dc52f63f06e53701d9c6c82f68f7bf7
+SIZE (firefox-78.3.0esr.source.tar.xz) = 331073228