diff --git a/bootstrap/src/start.rs b/bootstrap/src/start.rs
index e681df452d..14a97ac2ad 100644
--- a/bootstrap/src/start.rs
+++ b/bootstrap/src/start.rs
@@ -82,7 +82,5 @@ pub unsafe extern "C" fn start() -> ! {
         .expect("mprotect failed for rest of memory");
     }
 
-    // FIXME make the initfs read-only
-
     crate::exec::main();
 }