diff --git a/CHANGELOG-sample.yml b/CHANGELOG-sample.yml
index 1ed0a75..7a5b7d1 100644
--- a/CHANGELOG-sample.yml
+++ b/CHANGELOG-sample.yml
@@ -1,77 +1,89 @@
-# yaml-language-server: $schema=./changelog-schema.yaml
+---
 project:
   name: App::Changeman
   homepage: https://git.babyl.ca/yanick/App-Changelord
-change_types:
-  - feat:
-      title: Features
-      level: minor
-  - fix:
-      title: Bug fixes
-      level: patch
 releases:
+  - version: v3.0.2
+    date: 2022-06-17
+    changes: ~
+  - version: v3.0.1
+    date: 2022-06-17
+    changes: ~
+  - version: v3.0.0
+    date: 2022-06-17
+    changes: ~
+  - version: v2.0.0
+    date: 2022-06-17
+    changes: ~
   - version: v1.2.3
     date: 2022-01-02
     changes:
-      - type: feat
-        desc: doing the thing
+      - desc: doing the thing
+        type: feat
   - |
     ## [2.0.0](https://github.com/yanick/json-schema-shorthand/compare/v1.0.0...v2.0.0) (2020-08-24)
-
-
-    ### ⚠ BREAKING CHANGES
-
+    
+    
+    ### BREAKING CHANGES
+    
     * things should continue to work as normal, but since to
     typescript is kinda of a big deal, I'm taking no chance.
-
+    
     ### Features
-
+    
     * move project to typescript ([ca3429d](https://github.com/yanick/json-schema-shorthand/commit/ca3429db04ebc183d2b5c000e8d3d2b297a1e001))
-
+    
     ## [1.0.0](https://github.com/yanick/json-schema-shorthand/compare/v0.3.2...v1.0.0) (2020-07-30)
-
-
+    
+    
     ### Features
-
+    
     * add allOf, anyOf, oneOf, not shorthands ([b47ee27](https://github.com/yanick/json-schema-shorthand/commit/b47ee27671a4861756a74f4ad6b0dc10d10f1a3c))
-
+    
     ### [0.3.2](https://github.com/yanick/json-schema-shorthand/compare/v0.3.1...v0.3.2) (2020-01-31)
-
-
+    
+    
     ### Bug Fixes
-
+    
     * remove shrinkwrap.yaml from repo ([baf6ca5](https://github.com/yanick/json-schema-shorthand/commit/baf6ca5c27f9f7723afa48796da0627160579839))
-
+    
     ## 0.3.1 (https://github.com/yanick/json-schema-shorthand/compare/v0.3.0...v0.3.1) (2020-01-31)
-
+    
     ### Bug Fixes
-
+    
         * bump dependency versions to latest (685e13e (https://github.com/yanick/json-schema-shorthand/commit/685e13eba976fda5ba956a105ac2fb039e232860))
-
+    
     ## v0.3.0 2018-02-14
-
+    
     ## Improvements
         * New shortcut: '$foo' expands to be `$ref: foo`.
         * New 'range' shortcut.
         * New shortcut functions for types `object`, `array`, `number`,
             `integer`, and `string`.
         * Add `add_definition` helper function.
-
+    
     ### Bug Fixes
         * `shorthand()` deals gracefully with `null` argument.
-
-
+    
+    
     ## 0.2.0 2017-01-03
       * Properties can be made required via a '!' suffix.
       * Drop Mocha and Chai for TAP for testing.
-
-  - date: 2016-08-01
-    version: 0.1.0
+  - version: 0.1.0
+    date: 2016-08-01
     changes:
-      - Recurse down 'allOf', 'oneOf', 'anyOf', 'not'.
+      - "Recurse down 'allOf', 'oneOf', 'anyOf', 'not'."
       - Add 'install' and 'synopsis' sections in doc.
-
-  - date: 2016-07-31
-    version: 0.0.1
+  - version: 0.0.1
+    date: 2016-07-31
     changes:
       - Initial release
+change_types:
+  - feat:
+      level: minor
+      title: Features
+    keywords: []
+  - fix:
+      level: patch
+      title: Bug fixes
+    keywords: []
diff --git a/lib/App/Changelord.pm b/lib/App/Changelord.pm
index 3a0fdb6..2b21767 100644
--- a/lib/App/Changelord.pm
+++ b/lib/App/Changelord.pm
@@ -145,5 +145,6 @@ sub run($self) {
 subcommand 'schema' => 'App::Changelord::Command::Schema';
 subcommand 'validate' => 'App::Changelord::Command::Validate';
 subcommand 'version' => 'App::Changelord::Command::Version';
+subcommand 'bump' => 'App::Changelord::Command::Bump';
 
 'end of App::Changeman';
diff --git a/lib/App/Changelord/Command/Bump.pm b/lib/App/Changelord/Command/Bump.pm
new file mode 100644
index 0000000..27a2f73
--- /dev/null
+++ b/lib/App/Changelord/Command/Bump.pm
@@ -0,0 +1,74 @@
+package App::Changelord::Command::Bump;
+
+use 5.36.0;
+
+use Moo;
+use CLI::Osprey desc => 'bump next version';
+
+use Path::Tiny;
+use JSON;
+use YAML           qw/ Bless /;
+use List::AllUtils qw/ first min uniq /;
+use Version::Dotted::Semantic;
+
+with 'App::Changelord::Role::ChangeTypes';
+
+has changelog => ( is => 'lazy' );
+
+with 'App::Changelord::Role::Versions';
+
+sub _build_changelog ($self) { $self->parent_command->changelog }
+
+sub run ($self) {
+    my $bump = shift @ARGV;
+
+    if ( $bump and !grep { $_ eq $bump } qw/ minor major patch / ) {
+        die "invalid bump type '$bump', must be major, minor, or patch\n";
+    }
+
+    my $version;
+
+    if ($bump) {
+        $version = Version::Dotted::Semantic->new( $self->latest_version );
+        $version->bump($bump);
+        $version = $version->stringify;
+    }
+    else {
+        $version = $self->next_version;
+    }
+
+    if (    $self->changelog->{releases}[0]{version}
+        and $self->changelog->{releases}[0]{version} ne 'NEXT' ) {
+        warn
+          "No change detected since last version, hope you know what you're doing.\n";
+        unshift $self->changelog->{releases}->@*, { version => 'NEXT', };
+    }
+
+    my @time = localtime;
+
+    $self->changelog->{releases}[0]{version} = $version;
+    $self->changelog->{releases}[0]{date}    = sprintf "%d-%02d-%02d",
+      $time[5] + 1900, $time[4], $time[3];
+
+    my $change = $self->changelog;
+    Bless($change)->keys(
+        [   uniq qw/
+              project releases change_types
+              /, sort keys %$change
+        ] );
+    Bless( $change->{project} )->keys(
+        [   uniq qw/
+              name homepage
+              /, sort keys $change->{project}->%*
+        ] );
+
+    for ( grep { ref } $change->{releases}->@* ) {
+        Bless($_)->keys( [ uniq qw/ version date changes /, sort keys %$_ ] );
+    }
+
+    path( $self->parent_command->source )->spew( YAML::Dump($change) );
+
+    say "new version minted: $version";
+}
+
+'end of App::Changelog::Command::Bump';
diff --git a/lib/App/Changelord/Role/Versions.pm b/lib/App/Changelord/Role/Versions.pm
new file mode 100644
index 0000000..1cc7caf
--- /dev/null
+++ b/lib/App/Changelord/Role/Versions.pm
@@ -0,0 +1,39 @@
+package App::Changelord::Role::Versions;
+
+use v5.36.0;
+
+use List::AllUtils qw/ first min /;
+use Version::Dotted::Semantic;
+
+use Moo::Role;
+
+use feature 'try';
+
+requires 'changelog';
+
+sub latest_version($self){
+    first { $_ } grep { $_ ne 'NEXT' } map { eval { $_->{version} } } $self->changelog->{releases}->@*;
+}
+
+sub next_version($self) {
+    my $version = Version::Dotted::Semantic->new($self->latest_version // '0.0.0');
+
+    my $upcoming = $self->changelog->{releases}[0];
+
+    if( $upcoming->{version} and $upcoming->{version} ne 'NEXT') {
+        $upcoming = { changes => [] };
+    }
+
+    my %mapping = map {
+        my $level = $_->{level};
+        map { $_ => $level } $_->{keywords}->@*
+    } $self->change_types->@*;
+
+    my $bump =min 2, map { $_ eq 'major' ? 0 : $_ eq 'minor' ? 1 : 2 } map { $mapping{$_->{type}} || 'patch' } $upcoming->{changes}->@*;
+
+    $version->bump($bump);
+
+    return $version->normal;
+}
+
+1;