diff --git a/aux/build.sh b/aux/build.sh
new file mode 100755
index 00000000..6eb02b96
--- /dev/null
+++ b/aux/build.sh
@@ -0,0 +1,7 @@
+#!/bin/sh
+
+LEGO=$HOME/src/lego/lms2012
+F=`pwd`/pxt
+set -xe
+cd $LEGO/lmssrc/adk/lmsasm
+java -jar assembler.jar $F
diff --git a/aux/pxt.lms b/aux/pxt.lms
new file mode 100644
index 00000000..a4334a2f
--- /dev/null
+++ b/aux/pxt.lms
@@ -0,0 +1,22 @@
+define appv 'RunAndWaitForEsc V0.00'
+vmthread  MAIN
+{
+  DATA8   State
+  DATA32  Status
+  //DATA32  Timer
+
+  UI_WRITE(LED,LED_RED)
+  UI_DRAW(TEXT,FG_COLOR,48,62,'Starting...')
+  UI_DRAW(UPDATE)
+  SYSTEM('../prjs/BrkProg_SAVE/binary.elf', Status)
+Loop:
+  UI_BUTTON(WAIT_FOR_PRESS)
+  UI_BUTTON(SHORTPRESS,BACK_BUTTON,State)
+  JR_FALSE(State,Loop)
+  //UI_WRITE(LED,LED_RED)
+  //TIMER_WAIT(1000, Timer)
+  //TIMER_READY(Timer)
+  UI_DRAW(TEXT,FG_COLOR,48,62,'Bye!')
+  UI_DRAW(UPDATE)
+}
+
diff --git a/aux/pxt.rbf b/aux/pxt.rbf
new file mode 100644
index 00000000..1e4c6c00
Binary files /dev/null and b/aux/pxt.rbf differ
diff --git a/libs/core/linux.cpp b/libs/core/linux.cpp
index 0fcb36d0..0ae94ecf 100644
--- a/libs/core/linux.cpp
+++ b/libs/core/linux.cpp
@@ -263,6 +263,7 @@ void dumpDmesg() {
 }
 
 void initRuntime() {
+    daemon(1, 1);
     startTime = currTime();
     DMESG("runtime starting...");
     pthread_t disp;