diff --git a/CHANGES.md b/CHANGES.md
index 4f28d6b..c414edc 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,7 @@
+## v0.2.1.2 (2020-03-08)
+
+More fixes for 32-bit platforms.
+
 ## v0.2.1.1 (2020-02-03)
 
 Fix compilation on 32-bit platforms.
diff --git a/dune-project b/dune-project
index 546ef79..6727e69 100644
--- a/dune-project
+++ b/dune-project
@@ -1,6 +1,6 @@
 (lang dune 2.3)
 (name memtrace)
-(version 0.2.1.1)
+(version 0.2.1.2)
 
 (generate_opam_files true)
 
diff --git a/memtrace.opam b/memtrace.opam
index 26667f0..9df63ac 100644
--- a/memtrace.opam
+++ b/memtrace.opam
@@ -1,6 +1,6 @@
 # This file is generated by dune, edit dune-project instead
 opam-version: "2.0"
-version: "0.2.1.1"
+version: "0.2.1.2"
 synopsis: "Streaming client for Memprof"
 description: "Generates compact traces of a program's memory use."
 maintainer: ["opensource@janestreet.com"]