diff --git a/cl-cc-type.asd b/cl-cc-type.asd
index d38283e..8cc1cd5 100644
--- a/cl-cc-type.asd
+++ b/cl-cc-type.asd
@@ -21,7 +21,7 @@
   :license "MIT"
   ;; Single source of truth for the version: flake.nix reads this form, and
   ;; release.yml refuses to publish a tag that disagrees with it.
-  :version "0.2.0"
+  :version "0.2.1"
   :homepage "https://github.com/nerima-lisp/cl-cc-type"
   :bug-tracker "https://github.com/nerima-lisp/cl-cc-type/issues"
   :source-control (:git "https://github.com/nerima-lisp/cl-cc-type.git")
@@ -118,7 +118,7 @@
   :author "takeokunn <bararararatty@gmail.com>"
   :maintainer "takeokunn <bararararatty@gmail.com>"
   :license "MIT"
-  :version "0.2.0"
+  :version "0.2.1"
   :homepage "https://github.com/nerima-lisp/cl-cc-type"
   :bug-tracker "https://github.com/nerima-lisp/cl-cc-type/issues"
   :source-control (:git "https://github.com/nerima-lisp/cl-cc-type.git")