diff --git a/README.md b/README.md
index 9b5f18b..16999e6 100644
--- a/README.md
+++ b/README.md
@@ -4,7 +4,7 @@
 **Tags:** OStatus, fediverse, activitypub, activitystream  
 **Requires at least:** 4.7  
 **Tested up to:** 5.1.0  
-**Stable tag:** 0.3.0  
+**Stable tag:** 0.3.1  
 **Requires PHP:** 5.6  
 **License:** MIT  
 **License URI:** http://opensource.org/licenses/MIT  
@@ -55,11 +55,15 @@ To implement:
 
 Project maintained on github at [pfefferle/wordpress-activitypub](https://github.com/pfefferle/wordpress-activitypub).
 
+### 0.3.1 ###
+
+* better json encoding
+
 ### 0.3.0 ###
 
-* basic hashtag support
-* temporarily deactived likes and boosts
-* added support for actor objects
+* basic hashtag support
+* temporarily deactived likes and boosts
+* added support for actor objects
 * fixed encoding issue
 
 ### 0.2.1 ###
diff --git a/activitypub.php b/activitypub.php
index c6d85bd..8e7665c 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: 0.3.0
+ * Version: 0.3.1
  * Author: Matthias Pfefferle
  * Author URI: https://notiz.blog/
  * License: MIT
diff --git a/includes/class-activitypub-activity.php b/includes/class-activitypub-activity.php
index d6182bc..8fb13c9 100644
--- a/includes/class-activitypub-activity.php
+++ b/includes/class-activitypub-activity.php
@@ -65,7 +65,7 @@ class Activitypub_Activity {
 	}
 
 	public function to_json() {
-		return wp_json_encode( $this->to_array(), JSON_UNESCAPED_UNICODE );
+		return wp_json_encode( $this->to_array(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT );
 	}
 
 	public function to_simple_array() {
@@ -79,6 +79,6 @@ class Activitypub_Activity {
 	}
 
 	public function to_simple_json() {
-		return wp_json_encode( $this->to_simple_array(), JSON_UNESCAPED_UNICODE );
+		return wp_json_encode( $this->to_simple_array(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT );
 	}
 }
diff --git a/includes/class-activitypub-post.php b/includes/class-activitypub-post.php
index d4da38d..e7d9f7c 100644
--- a/includes/class-activitypub-post.php
+++ b/includes/class-activitypub-post.php
@@ -43,7 +43,7 @@ class Activitypub_Post {
 	}
 
 	public function to_json() {
-		return wp_json_encode( $this->to_array(), JSON_UNESCAPED_UNICODE );
+		return wp_json_encode( $this->to_array(), JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT );
 	}
 
 	public function get_attachments() {
@@ -262,9 +262,9 @@ class Activitypub_Post {
 
 		$decoded_content = html_entity_decode( $filtered_content, ENT_QUOTES, 'UTF-8' );
 
-		$allowed_html = apply_filters( 'activitypub_allowed_html', '<a>' );
+		$allowed_html = apply_filters( 'activitypub_allowed_html', '<a><p>' );
 
-		return trim( preg_replace( '/[\r\n]{2,}/', "\n\n", strip_tags( $decoded_content, $allowed_html) ) );
+		return trim( preg_replace( '/[\r\n]{2,}/', '', strip_tags( $decoded_content, $allowed_html) ) );
 	}
 
 	/**
@@ -282,9 +282,9 @@ class Activitypub_Post {
 
 		$decoded_summary = html_entity_decode( $filtered_summary, ENT_QUOTES, 'UTF-8' );
 
-		$allowed_html = apply_filters( 'activitypub_allowed_html', '<a>' );
+		$allowed_html = apply_filters( 'activitypub_allowed_html', '<a><p>' );
 
-		return trim( preg_replace( '/[\r\n]{2,}/', "\n\n", strip_tags( $decoded_summary, $allowed_html) ) );
+		return trim( preg_replace( '/[\r\n]{2,}/', '', strip_tags( $decoded_summary, $allowed_html) ) );
 	}
 
 	public static function add_backlink( $content, $post ) {
@@ -296,6 +296,6 @@ class Activitypub_Post {
 			$link = esc_url( get_permalink( $post->ID ) );
 		}
 
-		return $content . "\n\n" . '<a href="' . $link . '">' . $link . '</a>';
+		return $content . '<p><a href="' . $link . '">' . $link . '</a></p>';
 	}
 }
diff --git a/languages/activitypub.pot b/languages/activitypub.pot
index 3dfc702..29f01e7 100644
--- a/languages/activitypub.pot
+++ b/languages/activitypub.pot
@@ -2,9 +2,9 @@
 # This file is distributed under the MIT.
 msgid ""
 msgstr ""
-"Project-Id-Version: ActivityPub 0.3.0\n"
+"Project-Id-Version: ActivityPub 0.3.1\n"
 "Report-Msgid-Bugs-To: https://wordpress.org/support/plugin/activitypub\n"
-"POT-Creation-Date: 2019-02-02 22:55:56+00:00\n"
+"POT-Creation-Date: 2019-02-02 23:38:20+00:00\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
diff --git a/readme.txt b/readme.txt
index 5b14f93..fd941ff 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: 5.1.0
-Stable tag: 0.3.0
+Stable tag: 0.3.1
 Requires PHP: 5.6
 License: MIT
 License URI: http://opensource.org/licenses/MIT
@@ -55,11 +55,15 @@ To implement:
 
 Project maintained on github at [pfefferle/wordpress-activitypub](https://github.com/pfefferle/wordpress-activitypub).
 
+= 0.3.1 =
+
+* better json encoding
+
 = 0.3.0 =
 
-* basic hashtag support
-* temporarily deactived likes and boosts
-* added support for actor objects
+* basic hashtag support
+* temporarily deactived likes and boosts
+* added support for actor objects
 * fixed encoding issue
 
 = 0.2.1 =
diff --git a/templates/json-author.php b/templates/json-author.php
index 809deb4..fcd6fc6 100644
--- a/templates/json-author.php
+++ b/templates/json-author.php
@@ -93,7 +93,7 @@ if ( get_query_var( 'pretty' ) ) {
 	$options |= JSON_PRETTY_PRINT; // phpcs:ignore
 }
 
-$options |= JSON_UNESCAPED_UNICODE;
+$options |= JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT;
 
 /*
  * Options to be passed to json_encode()
diff --git a/templates/json-post.php b/templates/json-post.php
index 38a4cdb..e600270 100644
--- a/templates/json-post.php
+++ b/templates/json-post.php
@@ -19,7 +19,7 @@ if ( get_query_var( 'pretty' ) ) {
 	$options |= JSON_PRETTY_PRINT; // phpcs:ignore
 }
 
-$options |= JSON_UNESCAPED_UNICODE;
+$options |= JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_QUOT;
 
 /*
  * Options to be passed to json_encode()