diff --git a/.editorconfig b/.editorconfig
index 941e639..055607d 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -6,4 +6,7 @@ indent_size = 4
 end_of_line = lf
 charset = utf-8
 trim_trailing_whitespace = false
-insert_final_newline = false
\ No newline at end of file
+insert_final_newline = false
+
+[*.asm]
+indent_style = space
\ No newline at end of file
diff --git a/bios/bootloader.asm b/bios/bootloader.asm
index 8b59b20..3911cd0 100644
--- a/bios/bootloader.asm
+++ b/bios/bootloader.asm
@@ -22,9 +22,9 @@ times 3072 db 0 ; Pad to 0x13000
 
 ; stage3, loaded at 0x13000
 stage3:
-;    %defstr STAGE3_STR %[STAGE3]
-;    incbin STAGE3_STR
-;    align 512, db 0
+    %defstr STAGE3_STR %[STAGE3]
+    incbin STAGE3_STR
+    align 512, db 0
 .end:
 
 ; the maximum size of the boot loader portion is 384 KiB