diff --git a/share/mk/sys.mk b/share/mk/sys.mk
index 9099b63a61a0..03698a2920b8 100644
--- a/share/mk/sys.mk
+++ b/share/mk/sys.mk
@@ -166,7 +166,7 @@ CC		?=	c89
 CFLAGS		?=	-O
 .else
 CC		?=	cc
-.if ${MACHINE_CPUARCH} == "arm" || ${MACHINE_CPUARCH} == "mips"
+.if ${MACHINE_CPUARCH} == "mips"
 CFLAGS		?=	-O -pipe
 .else
 CFLAGS		?=	-O2 -pipe