diff --git a/examples/panic.rs b/examples/panic.rs
index a85f425..8b2bdef 100644
--- a/examples/panic.rs
+++ b/examples/panic.rs
@@ -29,7 +29,7 @@ fn main() {
 
 #[lang = "panic_fmt"]
 #[no_mangle]
-unsafe extern "C" fn rust_begin_unwind(
+pub unsafe extern "C" fn rust_begin_unwind(
     args: core::fmt::Arguments,
     file: &'static str,
     line: u32,
@@ -40,7 +40,7 @@ unsafe extern "C" fn rust_begin_unwind(
             .and_then(|_| {
                 stdout
                     .write_fmt(args)
-                    .and_then(|_| writeln!(stdout, "', {}:{}", file, line))
+                    .and_then(|_| writeln!(stdout, "', {}:{}:{}", file, line, col))
             })
             .ok();
     }