diff --git a/src/core/rand_bytes.ml b/src/core/rand_bytes.ml
index 2359358f..18cf7dc8 100644
--- a/src/core/rand_bytes.ml
+++ b/src/core/rand_bytes.ml
@@ -1,7 +1,7 @@
 (* generate random IDs *)
 let rand_ = Random.State.make_self_init ()
 
-let[@inline] ( let@ ) f x = f x
+let ( let@ ) = ( @@ )
 
 let default_rand_bytes_8 () : bytes =
   let@ () = Lock.with_lock in