diff --git a/administrator/components/com_postinstall/controllers/message.php b/administrator/components/com_postinstall/controllers/message.php
index c09e2949eefe0..9a2e7f80b5f7b 100644
--- a/administrator/components/com_postinstall/controllers/message.php
+++ b/administrator/components/com_postinstall/controllers/message.php
@@ -9,10 +9,15 @@
 
 defined('_JEXEC') or die;
 
+/**
+ * Postinstall message controller.
+ *
+ * @since  3.2
+ */
 class PostinstallControllerMessage extends FOFController
 {
 	/**
-	 * Resets all post-installation messages of the specified extension
+	 * Resets all post-installation messages of the specified extension.
 	 *
 	 * @return  void
 	 *
@@ -30,7 +35,7 @@ public function reset()
 	}
 
 	/**
-	 * Executes the action associated with an item
+	 * Executes the action associated with an item.
 	 *
 	 * @return  void
 	 *
@@ -38,7 +43,7 @@ public function reset()
 	 */
 	public function action()
 	{
-		// CSRF prevention
+		// CSRF prevention.
 		if ($this->csrfProtection)
 		{
 			$this->_csrfProtection();
diff --git a/administrator/components/com_postinstall/models/messages.php b/administrator/components/com_postinstall/models/messages.php
index 8eec4eaa73b17..0824b67a5dd83 100644
--- a/administrator/components/com_postinstall/models/messages.php
+++ b/administrator/components/com_postinstall/models/messages.php
@@ -117,7 +117,7 @@ public function resetMessages($eid)
 	 * Do note that this a core method of the RAD Layer which operates directly
 	 * on the list it's being fed. A little touch of modern magic.
 	 *
-	 * @param   array  $resultArray  A list of items to process
+	 * @param   array  &$resultArray  A list of items to process
 	 *
 	 * @return  void
 	 *
@@ -130,7 +130,7 @@ protected function onProcessList(&$resultArray)
 
 		foreach ($resultArray as $key => $item)
 		{
-			// Filter out messages based on dynamically loaded programmatic conditions
+			// Filter out messages based on dynamically loaded programmatic conditions.
 			if (!empty($item->condition_file) && !empty($item->condition_method))
 			{
 				jimport('joomla.filesystem.file');
@@ -150,7 +150,7 @@ protected function onProcessList(&$resultArray)
 				}
 			}
 
-			// Load the necessary language files
+			// Load the necessary language files.
 			if (!empty($item->language_extension))
 			{
 				$hash = $item->language_client_id . '-' . $item->language_extension;
diff --git a/administrator/components/com_postinstall/postinstall.php b/administrator/components/com_postinstall/postinstall.php
index e8450c4535942..2d938f8c5d7ec 100644
--- a/administrator/components/com_postinstall/postinstall.php
+++ b/administrator/components/com_postinstall/postinstall.php
@@ -9,11 +9,11 @@
 
 defined('_JEXEC') or die;
 
-// Load the RAD layer
+// Load the RAD layer.
 if (!defined('FOF_INCLUDED'))
 {
 	require_once JPATH_LIBRARIES . '/fof/include.php';
 }
 
-// Dispatch the component
-FOFDispatcher::getTmpInstance('com_postinstall')->dispatch();
\ No newline at end of file
+// Dispatch the component.
+FOFDispatcher::getTmpInstance('com_postinstall')->dispatch();