diff --git a/lang/v8/Makefile b/lang/v8/Makefile
index 93831efcffda..bfce13edfb7e 100644
--- a/lang/v8/Makefile
+++ b/lang/v8/Makefile
@@ -2,8 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	v8
-PORTVERSION=	3.17.9
-PORTREVISION=	0
+PORTVERSION=	3.18.5
 CATEGORIES=	lang
 MASTER_SITES=	LOCAL/vanilla
 
@@ -23,7 +22,7 @@ MAKE_ARGS=	library=shared
 
 .if ${CC:T:Mclang} == "clang" || ${CXX:T:Mclang++} == "clang++" || ${OSVERSION} >= 1000024
 MAKE_ENV+=	LINK=clang++
-CFLAGS+=	-Wno-unused-private-field
+CFLAGS+=	-Wno-unused-private-field -Wno-nested-anon-types
 .else
 MAKE_ARGS+=	strictaliasing=off
 USE_GCC=	any
diff --git a/lang/v8/distinfo b/lang/v8/distinfo
index 9a1f34a4022d..10d149d96700 100644
--- a/lang/v8/distinfo
+++ b/lang/v8/distinfo
@@ -1,2 +1,2 @@
-SHA256 (v8-3.17.9.tar.xz) = 780695f8bd079a74bd85146bb2e75c20e8aa2ff41b7b0cabfaae513aec8b87bd
-SIZE (v8-3.17.9.tar.xz) = 8670852
+SHA256 (v8-3.18.5.tar.xz) = badfa55867887e4fef68161dc877aac5e9d19c6dddb7e96b8d6f7084de711b71
+SIZE (v8-3.18.5.tar.xz) = 8727400