diff --git a/Changes b/Changes
index d664c91b..52767d47 100644
--- a/Changes
+++ b/Changes
@@ -1,3 +1,7 @@
+0.91
+	- Released at 2021-01-31T17:10:27+0900
+	- Fix META info included in 0.90. No other feature changes.
+
 0.90
 	- Released at 2021-01-29T09:43:17+0900
 	- Thanks to our contributors: Mose Schmiedel, gucchisk
diff --git a/README b/README
index 891aefd4..14b1050a 100644
--- a/README
+++ b/README
@@ -14,26 +14,26 @@ NAME
         perlbrew available
     
         # Install some Perls
-        perlbrew install 5.18.2
-        perlbrew install perl-5.8.1
-        perlbrew install perl-5.19.9
+        perlbrew install 5.32.1
+        perlbrew install perl-5.28.3
+        perlbrew install perl-5.33.6
     
         # See what were installed
         perlbrew list
     
         # Swith to an installation and set it as default
-        perlbrew switch perl-5.18.2
+        perlbrew switch perl-5.32.1
     
         # Temporarily use another version only in current shell.
-        perlbrew use perl-5.8.1
+        perlbrew use perl-5.28.3
         perl -v
     
-        # Or turn it off completely. Useful when you messed up too deep.
-        # Or want to go back to the system Perl.
+        # Turn it off and go back to the system perl.
         perlbrew off
     
-        # Use 'switch' command to turn it back on.
-        perlbrew switch perl-5.12.2
+        # Turn it back on with 'switch', or 'use'
+        perlbrew switch perl-5.32.1
+        perlbrew use perl-5.32.1
     
         # Exec something with all perlbrew-ed perls
         perlbrew exec -- perl -E 'say $]'
@@ -71,7 +71,7 @@ NAME
     put it in your PATH.
 
     The installed perlbrew command is a standalone executable that can be
-    run with system perl. The minimum system perl version requirement is
+    run with system perl. The minimum required version of system perl is
     5.8.0, which should be good enough for most of the OSes these days.
 
     A fat-packed version of patchperl is also installed to
@@ -114,17 +114,6 @@ NAME
     cpan command, but it is also easy to upgrade perlbrew by running cpan
     App::perlbrew again.
 
- METHODS
-
-    (Str) current_perl
-
-      Return the "current perl" object attribute string, or, if absent, the
-      value of PERLBREW_PERL environment variable.
-
-    (Str) current_perl (Str)
-
-      Set the current_perl object attribute to the given value.
-
  PROJECT DEVELOPMENT
 
     perlbrew project <https://perlbrew.pl/> uses github
diff --git a/README.releasing.md b/README.releasing.md
index 53072499..e42191bc 100644
--- a/README.releasing.md
+++ b/README.releasing.md
@@ -1,8 +1,8 @@
 # Steps to do on releasing
 
-1. Run `git flow release start <version>`
-2. Run `./dev-bin/release.sh` and verify the result
-3. update "Changes" file, if necessary.
+1. update "Changes" file, if necessary.
+2. Run `git flow release start <version>`
+3. Run `./dev-bin/release.sh` and verify the result
 4. Run `mbtiny test` to make sure no test failures. Fix test failures if any.
 5. Run `git flow release finish <version>`
 6. Run `git checkout master`
diff --git a/dev-bin/release.sh b/dev-bin/release.sh
index ad1fdbfa..c33123ca 100755
--- a/dev-bin/release.sh
+++ b/dev-bin/release.sh
@@ -27,6 +27,9 @@ mv Changes.new Changes
 echo '# rebuild'
 ./dev-bin/build.sh
 
+echo '# mbtiny regenerate'
+mbtiny regenerate
+
 echo '# ' Now, check them:
 echo '> git status '
 git status
diff --git a/lib/App/perlbrew.pm b/lib/App/perlbrew.pm
index 860cb9cd..281391bb 100644
--- a/lib/App/perlbrew.pm
+++ b/lib/App/perlbrew.pm
@@ -2,7 +2,7 @@ package App::perlbrew;
 use strict;
 use warnings;
 use 5.008;
-our $VERSION = "0.90";
+our $VERSION = "0.91";
 use Config;
 
 BEGIN {
diff --git a/perlbrew b/perlbrew
index fc39cd84..3c7b5399 100755
--- a/perlbrew
+++ b/perlbrew
@@ -326,7 +326,7 @@ $fatpacked{"App/perlbrew.pm"} = '#line '.(1+__LINE__).' "'.__FILE__."\"\n".<<'AP
   use strict;
   use warnings;
   use 5.008;
-  our $VERSION = "0.90";
+  our $VERSION = "0.91";
   use Config;
   
   BEGIN {
diff --git a/t/18.release-detail-perl-remote.t b/t/18.release-detail-perl-remote.t
index 0d944faa..f777d886 100644
--- a/t/18.release-detail-perl-remote.t
+++ b/t/18.release-detail-perl-remote.t
@@ -13,7 +13,7 @@ unless ($ENV{TEST_LIVE}) {
 }
 
 my $app = App::perlbrew->new();
-$app->cpan_mirror("http://www.cpan.org");
+$app->cpan_mirror("https://www.cpan.org");
 
 my $rd = { type => "perl", "version" => "5.18.2" };
 my ($error, undef) = $app->release_detail_perl_remote("perl-5.18.2", $rd);
@@ -22,7 +22,7 @@ ok !$error;
 ok defined( $rd->{tarball_url} );
 ok defined( $rd->{tarball_name} );
 
-is $rd->{tarball_url}, "http://www.cpan.org/src/5.0/perl-5.18.2.tar.bz2";
+is $rd->{tarball_url}, "https://www.cpan.org/src/5.0/perl-5.18.2.tar.bz2";
 is $rd->{tarball_name}, "perl-5.18.2.tar.bz2";
 
 done_testing;