diff --git a/CHANGELOG.md b/CHANGELOG.md
index ffb8c5ea7..4fcf096a4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Changelog
 
+## 3.11
+
+- official OCaml 5 support
+- add `CCFun.(let@)` (if OCaml >= 4.08)
+- add `CCHet.Tbl.{clear,reset}`
+
+- fix(CCVector): concurrent modification safety in `resize_with`
+- fix(CCVector): always obtain a copy of array before using unsafe_{set,get}
+- CI: add ocaml 5.0.x
+
 ## 3.10
 
 - `CCArray`: add `mapi_inplace`
diff --git a/containers-data.opam b/containers-data.opam
index 57ac17381..241fad926 100644
--- a/containers-data.opam
+++ b/containers-data.opam
@@ -1,5 +1,5 @@
 opam-version: "2.0"
-version: "3.10"
+version: "3.11"
 author: "Simon Cruanes"
 maintainer: "simon.cruanes.2007@m4x.org"
 synopsis: "A set of advanced datatypes for containers"
diff --git a/containers-thread.opam b/containers-thread.opam
index 4d1d4f6ac..2b2d71977 100644
--- a/containers-thread.opam
+++ b/containers-thread.opam
@@ -1,5 +1,5 @@
 opam-version: "2.0"
-version: "3.10"
+version: "3.11"
 author: "Simon Cruanes"
 maintainer: "simon.cruanes.2007@m4x.org"
 license: "BSD-2-Clause"
diff --git a/containers.opam b/containers.opam
index d49e64ffe..cf989702e 100644
--- a/containers.opam
+++ b/containers.opam
@@ -1,6 +1,6 @@
 opam-version: "2.0"
 name: "containers"
-version: "3.10"
+version: "3.11"
 author: "Simon Cruanes"
 maintainer: "simon.cruanes.2007@m4x.org"
 license: "BSD-2-Clause"
diff --git a/src/core/CCFun.mli b/src/core/CCFun.mli
index 560171cdc..4f4013dbc 100644
--- a/src/core/CCFun.mli
+++ b/src/core/CCFun.mli
@@ -107,7 +107,7 @@ module Infix : sig
   val ( let@ ) : ('a -> 'b) -> 'a -> 'b
   (** [let@ x = foo in bar] is the equivalent of [foo @@ fun x -> bar].
       It can be very useful for resource management, alongside with {!protect}.
-      @since NEXT_RELEASE *)
+      @since 3.11 *)
 
   [@@@endif]
 end
diff --git a/src/data/CCHet.mli b/src/data/CCHet.mli
index 70b353545..c28bd7237 100644
--- a/src/data/CCHet.mli
+++ b/src/data/CCHet.mli
@@ -40,11 +40,11 @@ module Tbl : sig
 
   val clear : t -> unit
   (** clear the table (like {!Hashtbl.clear})
-      @since NEXT_RELEASE *)
+      @since 3.11 *)
 
   val reset : t -> unit
   (** reset the table (like {!Hashtbl.reset})
-      @since NEXT_RELEASE *)
+      @since 3.11 *)
 
   val find_exn : t -> 'a Key.t -> 'a
   (** @raise Not_found if the key is not in the table. *)