diff --git a/README.md b/README.md
index 8e7f49524..fa10bfa8e 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ To get mruby, you can download the stable version 4.0.0 from the official mruby
 GitHub repository or clone the trunk of the mruby source tree with the "git
 clone" command. You can also install and compile mruby using [ruby-install](https://github.com/postmodern/ruby-install), [ruby-build](https://github.com/rbenv/ruby-build), [rvm](https://github.com/rvm/rvm), [conda](https://anaconda.org/channels/conda-forge/packages/mruby/overview) or [Homebrew](https://formulae.brew.sh/formula/mruby).
 
-The release candidate version 4.0.0 of mruby can be downloaded via the following URL: [https://github.com/mruby/mruby/archive/4.0.0-rc.zip](https://github.com/mruby/mruby/archive/4.0.0-rc.zip)
+The release candidate version 4.0.0 of mruby can be downloaded via the following URL: [https://github.com/mruby/mruby/archive/4.0.0-rc2.zip](https://github.com/mruby/mruby/archive/4.0.0-rc2.zip)
 
 The latest development version of mruby can be downloaded via the following URL: [https://github.com/mruby/mruby/zipball/master](https://github.com/mruby/mruby/zipball/master)
 
diff --git a/include/mruby/version.h b/include/mruby/version.h
index 4ac97bd4f..7cd7f9e21 100644
--- a/include/mruby/version.h
+++ b/include/mruby/version.h
@@ -57,7 +57,7 @@ MRB_BEGIN_DECL
 /*
  * Patch level string. (optional)
  */
-#define MRUBY_PATCHLEVEL_STR "RC"
+#define MRUBY_PATCHLEVEL_STR "RC2"
 
 #ifndef MRUBY_PATCHLEVEL_STR
 # if MRUBY_PATCHLEVEL < 0
@@ -90,7 +90,7 @@ MRB_BEGIN_DECL
 /*
  * Release day.
  */
-#define MRUBY_RELEASE_DAY 5
+#define MRUBY_RELEASE_DAY 12
 
 /*
  * Release date as a string.