diff --git a/README.md b/README.md
index fff7d99..ec6f0a8 100644
--- a/README.md
+++ b/README.md
@@ -35,9 +35,10 @@ phpcc --version
 phpcc \
     -e <main> \
     -o <output> \
-    [-d dir [-d dir ...]] \
-    [-f file [-f file ...]] \
-    [-b <banner>]
+    [-d <dir> [-d <dir> ...]] \
+    [-f <file> [-f <file> ...]] \
+    [-b <banner>] \
+    [-m <metadata> [-m <metadata> ...]]
 ```
 
 ### Options/Arguments
@@ -51,6 +52,7 @@ Name /  Shorthand   |  Type | Description
 `--banner`, `-b`    | value | Specify the filepath to the legal notice banner<br/>_Will be included in the human-readable part of the stub._                                                                          |n
 `--file`, `-f`      | multi | Adds a single file to the archive                                                                                                                                                       |n
 `--dir`,  `-d`      | multi | Adds a sources directory to the archive<br/>_Possible dir spec formats:<br/>- `$dir` => include all files in directory<br/>- `$dir:$extension` => filter files on a specific extension_ |n
+`--meta`, `-m`      | multi | Adds a metadata to the archive<br/>_Metadata must be specified in the `$key:$value` format_                                                                                             |n
 
 
 ### Examples
diff --git a/build.sh b/build.sh
index 9bc20d1..f3dad9e 100755
--- a/build.sh
+++ b/build.sh
@@ -25,4 +25,4 @@ fi
 
 sed -i "s/\$VERSION *=.*/\$VERSION = '$version';/" $main
 
-php -dphar.readonly=0 bin/compile.php -d src:php -d vendor:php -e $main -o $phar -b .banner
+php -dphar.readonly=0 bin/compile.php -d src:php -d vendor:php -e $main -o $phar -b .banner -m license:MIT -m author:yannoff -m copyright:yannoff
diff --git a/doc/examples.md b/doc/examples.md
index 67b8d23..61c8cf9 100644
--- a/doc/examples.md
+++ b/doc/examples.md
@@ -38,3 +38,13 @@ phpcc -e app.php -o foobar.phar -b LICENSE
 ```bash
 phpcc -e app.php -o foobar.phar -f foo.php -f bar.php
 ```
+
+## Example 5: Adding metadata to the archive
+
+- Define `app.php` as the stub main entrypoint script
+- Save compiled phar executable to `bin/acme`
+- Add the `license` & `author` metadata to the archive
+
+```bash
+phpcc -e app.php -o bin/acme -m license:MIT -m author:yannoff
+```
diff --git a/src/Command/Compile.php b/src/Command/Compile.php
index c6d27b8..781bb28 100644
--- a/src/Command/Compile.php
+++ b/src/Command/Compile.php
@@ -37,6 +37,7 @@ public function configure()
             ->addOption('main', 'e', Option::VALUE, 'Set the PHAR stub\'s main entrypoint script')
             ->addOption('dir', 'd', Option::MULTI, 'Add directory contents ("-d $dir") optionally filtered on a specific file extension ("$dir:$extension")')
             ->addOption('file', 'f', Option::MULTI, 'Add a single file to the archive')
+            ->addOption('meta', 'm', Option::MULTI, 'Add a metadata property (eg: "-m $key:$value")')
             ->addOption('output', 'o', Option::VALUE, 'Set the compiled archive output name')
             ->addOption('banner', 'b', Option::VALUE, 'Load legal notice from the given banner file')
         ;
@@ -51,6 +52,7 @@ public function execute()
 
         $dirs = $this->getOption('dir') ?? [];
         $files = $this->getOption('file') ?? [];
+        $meta = $this->getOption('meta') ?? [];
 
         $output = $this->getOption('output');
         $main = $this->getOption('main');
@@ -60,6 +62,7 @@ public function execute()
             ->addFiles($files)
             ->addDirectories($dirs)
             ->setNotice($banner)
+            ->addMetadata($meta)
             ->publish($output)
             ->info('Build complete.')
         ;
@@ -149,6 +152,25 @@ protected function addFiles(array $files): self
         return $this;
     }
 
+    /**
+     * Add a list of metadata properties to the archive builder
+     *
+     * @param string[] $definitions A list of $key:$value pairs
+     *
+     * @return self
+     */
+    protected function addMetadata(array $definitions): self
+    {
+        foreach ($definitions as $definition) {
+            list($name, $value) = explode(':', $definition);
+            $this->info("Adding <strong>$name</strong> metadata property");
+            $this->info("-> $name: $value", 'grey');
+            $this->builder->addMetadata($name, $value);
+        }
+
+        return $this;
+    }
+
     /**
      * Add banner file contents to the archive builder
      *
diff --git a/src/PharBuilder.php b/src/PharBuilder.php
index 4a29839..6266764 100644
--- a/src/PharBuilder.php
+++ b/src/PharBuilder.php
@@ -57,6 +57,13 @@ class PharBuilder
      */
     protected $banner;
 
+    /**
+     * Store the archive metadata properties
+     *
+     * @var array
+     */
+    protected $metadata = [];
+
     /**
      * PharBuilder factory method
      *
@@ -124,6 +131,8 @@ public function compile(string $output, string $compression = 'GZ')
             throw new LogicException("Main script {$this->main} contents must be added to the archive");
         }
 
+        $this->archive->setMetadata($this->metadata);
+
         $c = constant('Phar::' . $compression);
         $this->archive->compressFiles($c);
 
@@ -181,11 +190,28 @@ protected function stub(string $main, string $banner = null): string
      * @param string  $file   Path to the file
      * @param ?string $local  Optional file alias
      * @param bool    $minify Whether comments/spaces should be removed from contents
+     *
+     * @return self
      */
-    public function addFile(string $file, string $local = null, bool $minify = true)
+    public function addFile(string $file, string $local = null, bool $minify = true): self
     {
         $this->archive->addFileContents($file, $local, $minify);
 
         return $this;
     }
+
+    /**
+     * Add or update an archive metadata entry
+     *
+     * @param string $name
+     * @param ?mixed $value
+     *
+     * @return self
+     */
+    public function addMetadata(string $name, $value = null): self
+    {
+        $this->metadata[$name] = $value;
+
+        return $this;
+    }
 }