diff --git a/README.md b/README.md
index 9de8b8f..a0ba36f 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 **Tags:** OStatus, fediverse, activitypub, activitystream  
 **Requires at least:** 4.7  
 **Tested up to:** 6.1  
-**Stable tag:** 0.16.2  
+**Stable tag:** 0.16.3  
 **Requires PHP:** 5.6  
 **License:** MIT  
 **License URI:** http://opensource.org/licenses/MIT  
@@ -88,6 +88,11 @@ Where 'blog' is the path to the subdirectory at which your blog resides.
 
 Project maintained on GitHub at [pfefferle/wordpress-activitypub](https://github.com/pfefferle/wordpress-activitypub).
 
+### 0.16.3 ###
+
+* "cc", "to", ... fields can either be an array or a string
+* Remove "style" and "script" HTML elements from content
+
 ### 0.16.2 ###
 
 * Fix fatal error in outbox
diff --git a/activitypub.php b/activitypub.php
index d30bf3f..92a2aa7 100644
--- a/activitypub.php
+++ b/activitypub.php
@@ -3,7 +3,7 @@
  * Plugin Name: ActivityPub
  * Plugin URI: https://github.com/pfefferle/wordpress-activitypub/
  * Description: The ActivityPub protocol is a decentralized social networking protocol based upon the ActivityStreams 2.0 data format.
- * Version: 0.16.2
+ * Version: 0.16.3
  * Author: Matthias Pfefferle
  * Author URI: https://notiz.blog/
  * License: MIT
diff --git a/includes/model/class-post.php b/includes/model/class-post.php
index a431287..2197a83 100644
--- a/includes/model/class-post.php
+++ b/includes/model/class-post.php
@@ -385,9 +385,10 @@ class Post {
 		wp_reset_postdata();
 
 		$content = \wpautop( \wp_kses( $content, $this->allowed_tags ) );
+		$content = \trim( \preg_replace( '/[\n\r\t]/', '', $content ) );
 
-		$filtered_content = \apply_filters( 'activitypub_the_content', $content, $post );
-		$content = \html_entity_decode( $filtered_content, \ENT_QUOTES, 'UTF-8' );
+		$content = \apply_filters( 'activitypub_the_content', $content, $post );
+		$content = \html_entity_decode( $content, \ENT_QUOTES, 'UTF-8' );
 
 		$this->content = $content;
 
diff --git a/readme.txt b/readme.txt
index ad6ad3d..387ed30 100644
--- a/readme.txt
+++ b/readme.txt
@@ -4,7 +4,7 @@ Donate link: https://notiz.blog/donate/
 Tags: OStatus, fediverse, activitypub, activitystream
 Requires at least: 4.7
 Tested up to: 6.1
-Stable tag: 0.16.2
+Stable tag: 0.16.3
 Requires PHP: 5.6
 License: MIT
 License URI: http://opensource.org/licenses/MIT
@@ -88,6 +88,11 @@ Where 'blog' is the path to the subdirectory at which your blog resides.
 
 Project maintained on GitHub at [pfefferle/wordpress-activitypub](https://github.com/pfefferle/wordpress-activitypub).
 
+= 0.16.3 =
+
+* "cc", "to", ... fields can either be an array or a string
+* Remove "style" and "script" HTML elements from content
+
 = 0.16.2 =
 
 * Fix fatal error in outbox