diff --git a/Part2/A4/06_irq/.DS_Store b/Part2/A4/06_irq/.DS_Store
index ef1b06b..6b62c5f 100644
Binary files a/Part2/A4/06_irq/.DS_Store and b/Part2/A4/06_irq/.DS_Store differ
diff --git a/Part2/A4/06_irq/boot/.DS_Store b/Part2/A4/06_irq/boot/.DS_Store
new file mode 100644
index 0000000..d4e1119
Binary files /dev/null and b/Part2/A4/06_irq/boot/.DS_Store differ
diff --git a/Part2/A4/06_irq/boot/bootsect.asm b/Part2/A4/06_irq/boot/bootsect.asm
index 319cbac..b21194f 100755
--- a/Part2/A4/06_irq/boot/bootsect.asm
+++ b/Part2/A4/06_irq/boot/bootsect.asm
@@ -28,7 +28,7 @@ load_kernel:
     call print_nl
 
     mov bx, KERNEL_OFFSET ; Read from disk and store in 0x1000
-    mov dh, 16 ; Our future kernel will be larger, make this big
+    mov dh, 48 ; Our future kernel will be larger, make this big
     mov dl, [BOOT_DRIVE]
     call disk_load
     ret
diff --git a/Part2/A4/06_irq/cpu/isr.c b/Part2/A4/06_irq/cpu/isr.c
index fcc613b..7a88ddb 100755
--- a/Part2/A4/06_irq/cpu/isr.c
+++ b/Part2/A4/06_irq/cpu/isr.c
@@ -79,8 +79,8 @@ void isr_install() {
 char *exception_messages[] = {
     "Division By Zero",
     "Debug",
-    "Non Maskable Interrupt",
-    "Breakpoint",
+    "Non Maskable Interrupt | C",
+    "Breakpoint | S",
     "Into Detected Overflow",
     "Out of Bounds",
     "Invalid Opcode",