diff --git a/mkfile b/mkfile
index 52bc679..e07e06e 100644
--- a/mkfile
+++ b/mkfile
@@ -7,7 +7,6 @@ CFLAGS=$CFLAGS -D__plan9__ -DNO_PORTMIDI -I/sys/include/npe -I/sys/include/npe/S
 HFILES=\
 	/sys/include/npe/stdio.h\
 	src/devices/apu.h\
-	src/devices/mpu.h\
 	src/devices/ppu.h\
 	src/uxn.h\
 
@@ -35,13 +34,13 @@ bin/uxncli: uxncli.$O uxn.$O
 bin/uxnasm: uxnasm.$O
 	$LD $LDFLAGS -o $target $prereq
 
-bin/uxnemu: uxnemu.$O apu.$O mpu.$O ppu.$O uxn.$O
+bin/uxnemu: uxnemu.$O apu.$O ppu.$O uxn.$O
 	$LD $LDFLAGS -o $target $prereq
 
 (uxnasm|uxncli|uxnemu|uxn)\.$O:R: src/\1.c
 	$CC $CFLAGS -Isrc -o $target src/$stem1.c
 
-(apu|mpu|ppu)\.$O:R: src/devices/\1.c
+(apu|ppu)\.$O:R: src/devices/\1.c
 	$CC $CFLAGS -Isrc -o $target src/devices/$stem1.c
 
 nuke:V: clean