diff --git a/src/lib.rs b/src/lib.rs
index ebc9ac1709..061a8ed977 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -171,6 +171,7 @@ mod io_extras {
     }
 }
 
+#[rustfmt::skip]
 mod prelude {
     #[cfg(all(not(feature = "std"), not(test)))]
     pub use alloc::{string::{String, ToString}, vec::Vec, boxed::Box, borrow::{Cow, ToOwned}, slice, rc, sync};