diff --git a/CHANGELOG.md b/CHANGELOG.md
index 09c5887..7ab784d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,7 +2,7 @@
 
 ## version 0
 
-### 0.2.1 (still not released)
+### 0.2.1 -- 2023-10-09
 
 * Expose the functions `unbind2` and `unbind2List`.
 
diff --git a/binder.cabal b/binder.cabal
index 9fb249c..b4a6c35 100644
--- a/binder.cabal
+++ b/binder.cabal
@@ -1,6 +1,6 @@
 cabal-version:      3.0
 name:               binder
-version:            0.2
+version:            0.2.1
 synopsis:           Variable binding for abstract syntax tree
 description:
     binder is purely functional implementation of Ocaml's
@@ -29,7 +29,7 @@ source-repository head
 source-repository this
     type:     git
     location: https://github.com/ijaketak/binder
-    tag:      0.2
+    tag:      v0.2.1
 
 common depends
     build-depends: