diff --git a/README.md b/README.md
index a89f358..38b7143 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@ An [8-bit stack-based computer](https://wiki.xxiivv.com/site/uxn.html), written
 
 ## Build
 
-To build the Uxn emulator on Linux, you must have [SDL2](https://wiki.libsdl.org/) and [Portmidi](http://portmedia.sourceforge.net/portmidi/).
+To build the Uxn emulator on Linux, you must have [SDL2](https://wiki.libsdl.org/).
 
 ```sh
 ./build.sh 
diff --git a/build.sh b/build.sh
index aa2dcda..66fbd7e 100755
--- a/build.sh
+++ b/build.sh
@@ -25,12 +25,12 @@ if [ "${1}" = '--debug' ];
 then
 	echo "[debug]"
     cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined src/assembler.c -o bin/uxnasm
-	cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined src/uxn.c src/devices/ppu.c src/devices/apu.c src/devices/mpu.c src/emulator.c -L/usr/local/lib -lSDL2 -lportmidi -o bin/uxnemu
+	cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined src/uxn.c src/devices/ppu.c src/devices/apu.c src/devices/mpu.c src/emulator.c -L/usr/local/lib -lSDL2 -o bin/uxnemu
     cc -std=c89 -DDEBUG -Wall -Wno-unknown-pragmas -Wpedantic -Wshadow -Wextra -Werror=implicit-int -Werror=incompatible-pointer-types -Werror=int-conversion -Wvla -g -Og -fsanitize=address -fsanitize=undefined src/uxn.c src/debugger.c -o bin/debugger
 else
 	cc src/assembler.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -o bin/uxnasm
 	cc src/uxn.c src/debugger.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -o bin/debugger
-	cc src/uxn.c src/devices/ppu.c src/devices/apu.c src/devices/mpu.c src/emulator.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -L/usr/local/lib -lSDL2 -lportmidi -o bin/uxnemu
+	cc src/uxn.c src/devices/ppu.c src/devices/apu.c src/devices/mpu.c src/emulator.c -std=c89 -Os -DNDEBUG -g0 -s -Wall -Wno-unknown-pragmas -L/usr/local/lib -lSDL2 -o bin/uxnemu
 fi
 
 echo "Installing.."
@@ -42,7 +42,7 @@ then
 fi
 
 echo "Assembling.."
-./bin/uxnasm projects/examples/devices/screen.usm bin/boot.rom
+./bin/uxnasm projects/examples/devices/controller.buttons.usm bin/boot.rom
 
 echo "Running.."
 if [ "${2}" = '--cli' ]; 
diff --git a/src/devices/mpu.c b/src/devices/mpu.c
index 19d6bde..bca2b82 100644
--- a/src/devices/mpu.c
+++ b/src/devices/mpu.c
@@ -15,6 +15,7 @@ WITH REGARD TO THIS SOFTWARE.
 int
 initmpu(Mpu *m, Uint8 device)
 {
+	/*
 	int i;
 	Pm_Initialize();
 	for(i = 0; i < Pm_CountDevices(); ++i)
@@ -25,12 +26,14 @@ initmpu(Mpu *m, Uint8 device)
 	Pm_OpenInput(&m->midi, device, NULL, 128, 0, NULL);
 	m->queue = 0;
 	m->error = pmNoError;
+	*/
 	return 1;
 }
 
 void
 listenmpu(Mpu *m)
 {
+	/*
 	const int result = Pm_Read(m->midi, m->events, 32);
 	if(result < 0) {
 		m->error = (PmError)result;
@@ -38,4 +41,5 @@ listenmpu(Mpu *m)
 		return;
 	}
 	m->queue = result;
+	*/
 }
diff --git a/src/devices/mpu.h b/src/devices/mpu.h
index 352b522..bd91c6f 100644
--- a/src/devices/mpu.h
+++ b/src/devices/mpu.h
@@ -1,6 +1,6 @@
 #include <stdio.h>
 #include <stdlib.h>
-#include <portmidi.h>
+/* #include <portmidi.h> */
 
 /*
 Copyright (c) 2021 Devine Lu Linvega
@@ -16,11 +16,17 @@ WITH REGARD TO THIS SOFTWARE.
 
 typedef unsigned char Uint8;
 
+typedef struct {
+	int message;
+} PmEvent;
+
 typedef struct {
 	Uint8 queue;
-	PmStream *midi;
 	PmEvent events[32];
+	/*
+	PmStream *midi;
 	PmError error;
+	*/
 } Mpu;
 
 int initmpu(Mpu *m, Uint8 device);