diff --git a/chinese/cconv/Makefile b/chinese/cconv/Makefile
index 72ee7087a75..61bf27bd721 100644
--- a/chinese/cconv/Makefile
+++ b/chinese/cconv/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.7 2015/03/16 18:07:37 naddy Exp $
+# $OpenBSD: Makefile,v 1.8 2015/07/18 14:57:48 jasper Exp $
 
 COMMENT=	simplified-traditional chinese translate tool
 
@@ -25,6 +25,6 @@ CONFIGURE_STYLE=gnu
 FAKE_FLAGS=	includedir=${PREFIX}/include/cconv/
 
 post-patch:
-	@perl -i -pe 's:UTF-TW:UTF8-TW:g' ${WRKSRC}/main.c
-	
+	@sed -i 's:UTF-TW:UTF8-TW:g' ${WRKSRC}/main.c
+
 .include <bsd.port.mk>
diff --git a/chinese/hc/Makefile b/chinese/hc/Makefile
index b7908659dd4..12e9505ab19 100644
--- a/chinese/hc/Makefile
+++ b/chinese/hc/Makefile
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile,v 1.12 2015/01/22 18:41:16 naddy Exp $	
+# $OpenBSD: Makefile,v 1.13 2015/07/18 14:57:48 jasper Exp $
 
 COMMENT=	convert between GB and BIG-5 codes
 
@@ -23,7 +23,7 @@ ALL_TARGET=	hc b2g g2b
 NO_TEST=	Yes
 
 pre-patch:
-	perl -pi -e 's|malloc.h|stdlib.h|' ${WRKSRC}/hclib.c
+	sed -i 's|malloc.h|stdlib.h|' ${WRKSRC}/hclib.c
 
 do-install:
 	${INSTALL_DATA_DIR} ${PREFIX}/share/hc