diff --git a/utils/ap51-flash/patches/001-flags.patch b/utils/ap51-flash/patches/001-flags.patch
deleted file mode 100644
index 41c8712e1..000000000
--- a/utils/ap51-flash/patches/001-flags.patch
+++ /dev/null
@@ -1,12 +0,0 @@
---- a/Makefile
-+++ b/Makefile
-@@ -21,7 +21,8 @@ AR      = $(CROSS)ar
- STRIP   = $(CROSS)strip
- OBJCOPY = $(CROSS)objcopy
- WINDRES = $(CROSS)windres
--CFLAGS  = -Wall -ggdb -I. -IWpdPack/Include/ -fno-strict-aliasing -fpack-struct -Os
-+OFLAGS  = -Os -ggdb
-+CFLAGS  = -Wall -I. -IWpdPack/Include/ -fno-strict-aliasing -fpack-struct $(OFLAGS)
- LIB_OBJS= ap51-flash.o uip.o uip_arp.o timer.o clock-arch.o psock.o packet.o
- OBJS    = $(LIB_OBJS) main.o
- AP51_RC = ap51-flash-res