diff --git a/CHANGES.md b/CHANGES.md
index e297f01b..e1fa4dda 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,38 @@
+## ctypes 0.18.0
+
+* Remove the `Unix` dependency by using `bigarray-compat`  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/660
+
+* Remove the threaded/unthreaded split in ctypes-foreign  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/654
+
+* Eliminate some `const` warnings in generated code  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/646  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/638
+
+* Speed-up `CArray.make` with initial value  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/644
+
+* Fix complex allocation size  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/642
+
+* Report names of missing symbols also under windows  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/641
+
+* Remove a level of boxing from struct and union values  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/640
+
+* Fix a markup issue in the `funptr` docstring  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/633
+
+* Move conf-pkg-config dependency to ctypes-foreign  
+  https://github.com/ocamllabs/ocaml-ctypes/pull/631
+
+Thanks to Andreas Hauptmann (@fdopen), Anil Madhavapeddy (@avsm),
+Anton Bachin (@aantron), Calascibetta Romain (@dinosaure), Sora
+Morimoto (@smorimoto) and and Stéphane Glondu (@glondu) for
+contributions to this release.
+
 ## ctypes 0.17.1
 
 * Hide the managed component in pointer values  
diff --git a/META b/META
index 5dc55094..b5c32888 100644
--- a/META
+++ b/META
@@ -1,4 +1,4 @@
-version = "0.17.1"
+version = "0.18.0"
 description = "Combinators for binding to C libraries without writing any C."
 requires = "bigarray-compat bytes integers"
 archive(byte) = "ctypes.cma"
@@ -9,7 +9,7 @@ archive(native, plugin) = "ctypes.cmxs"
 exists_if = "ctypes.cma"
 
 package "top" (
-  version = "0.17.1"
+  version = "0.18.0"
   description = "Toplevel printers for C types"
   requires = "ctypes"
   archive(byte) = "ctypes-top.cma"
@@ -20,7 +20,7 @@ package "top" (
 )
 
 package "stubs" (
-  version = "0.17.1"
+  version = "0.18.0"
   description = "Stub generation from C types"
   requires = "ctypes str"
   archive(byte) = "cstubs.cma"
@@ -32,7 +32,7 @@ package "stubs" (
 )
 
 package "foreign" (
- version = "0.17.1"
+ version = "0.18.0"
  description = "Dynamic linking of C functions"
  requires = "threads ctypes"
  archive(byte) = "ctypes-foreign.cma"