diff --git a/blog/content/edition-2/posts/03-vga-text-buffer/index.md b/blog/content/edition-2/posts/03-vga-text-buffer/index.md
index 82d432bd1..380be0f39 100644
--- a/blog/content/edition-2/posts/03-vga-text-buffer/index.md
+++ b/blog/content/edition-2/posts/03-vga-text-buffer/index.md
@@ -656,7 +656,7 @@ Now we can use `println` in our `_start` function:
 // in src/main.rs
 
 #[no_mangle]
-pub extern "C" fn _start() {
+pub extern "C" fn _start() -> ! {
     println!("Hello World{}", "!");
 
     loop {}