diff --git a/README.md b/README.md
index 593f314..7765cd6 100644
--- a/README.md
+++ b/README.md
@@ -12,3 +12,10 @@ To build, you need to:
 
 Your system should now boot with the new kernel.
 
+# Troubleshooting
+
+You can use qemu to boot the image by running:
+
+    qemu-system-x86 disk
+
+and you can also connect the VM to gdb for actual debugging.  There's an included gdb script to get you started.
diff --git a/bsect.asm b/bsect.asm
index 470a08f..6055d61 100644
--- a/bsect.asm
+++ b/bsect.asm
@@ -1,4 +1,19 @@
-; minimalist Linux bootloader 
+; Tiny Linux Bootloader
+; (c) 2014- Dr Gareth Owen (www.ghowen.me). All rights reserved.
+
+;    This program is free software: you can redistribute it and/or modify
+;    it under the terms of the GNU General Public License as published by
+;    the Free Software Foundation, either version 3 of the License, or
+;    (at your option) any later version.
+;
+;    This program is distributed in the hope that it will be useful,
+;    but WITHOUT ANY WARRANTY; without even the implied warranty of
+;    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;    GNU General Public License for more details.
+;
+;    You should have received a copy of the GNU General Public License
+;    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
 %define DEBUG
 %include "config.inc"
 
diff --git a/build.sh b/build.sh
index be915dd..b8948e2 100755
--- a/build.sh
+++ b/build.sh
@@ -1,4 +1,19 @@
 #!/bin/bash -e
+# Tiny Linux Bootloader
+# (c) 2014- Dr Gareth Owen (www.ghowen.me). All rights reserved.
+
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 INPUT="bsect.asm"
 OUTPUT="disk"
diff --git a/gdbscr b/gdbscr
index 9a705d2..cbc69b7 100644
--- a/gdbscr
+++ b/gdbscr
@@ -1,3 +1,4 @@
+
 tar rem :1234
 set disassembly-flavor intel
 set arch i8086