diff --git a/README.md b/README.md
index 22e9560b..0be9254d 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ What is _containers_?
     be able to deal with your favorite unicode library).
 - A sub-library with complicated abstractions, `containers.advanced` (with
   a LINQ-like query module, batch operations using GADTs, and others).
-- Utilities aroud the `unix` library in `containers.unix` (mainly to spawn
+- Utilities around the `unix` library in `containers.unix` (mainly to spawn
   sub-processes)
 - A bigstring module using `bigarray` in `containers.bigarray`
 - A lightweight S-expression printer and streaming parser in `containers.sexp`
diff --git a/src/data/CCRingBuffer.mli b/src/data/CCRingBuffer.mli
index 2c7cdbb3..b657f47a 100644
--- a/src/data/CCRingBuffer.mli
+++ b/src/data/CCRingBuffer.mli
@@ -195,7 +195,8 @@ module type S = sig
 
   val of_array : Array.t -> t
   (** Create a buffer from an initial array, but doesn't take ownership
-      of it (stills allocates a new internal array) *)
+      of it (stills allocates a new internal array)
+      @since 0.11 *)
 
   val to_array : t -> Array.t
   (** Create an array from the elements, in order.