diff --git a/rust/kernel/lib.rs b/rust/kernel/lib.rs
index de910b00706e55..2ea43292639d44 100644
--- a/rust/kernel/lib.rs
+++ b/rust/kernel/lib.rs
@@ -20,6 +20,7 @@
     const_panic,
     const_raw_ptr_deref,
     const_unreachable_unchecked,
+    doc_cfg,
     receiver_trait,
     try_reserve
 )]