diff --git a/www/aria2/Makefile b/www/aria2/Makefile
index b9a2ec3bf4b..7316a971b2e 100644
--- a/www/aria2/Makefile
+++ b/www/aria2/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.10 2011/07/02 12:29:12 rpointel Exp $
+# $OpenBSD: Makefile,v 1.11 2011/08/24 10:39:35 jasper Exp $
 
 COMMENT =		lightweight multi-protocol & multi-source download utility
 DISTNAME =		aria2-1.12.0
@@ -37,6 +37,10 @@ CONFIGURE_ARGS +=	--with-sqlite3 \
 			--with-libexpat \
 			--without-libxml2
 
+.if ${MACHINE_ARCH:Mmips64*}
+CFLAGS +=		-O0
+.endif
+
 USE_GROFF =		Yes
 
 REGRESS_FLAGS +=	LDFLAGS="-lcppunit"