diff --git a/doc/Addons.md b/doc/Addons.md
index 756ded800a..4df91864bc 100644
--- a/doc/Addons.md
+++ b/doc/Addons.md
@@ -295,7 +295,7 @@ Called at the start of prepare_body
 Hook data:
     'item' => item array (input/output)
 
-### 'content_filter'
+### 'prepare_body_content_filter'
 Called before the HTML conversion in prepare_body. If the item matches a content filter rule set by an addon, it should
 just add the reason to the filter_reasons element of the hook data.
 Hook data:
@@ -353,7 +353,7 @@ include/security.php:	Addon::callHooks('logged_in', $a->user);
 include/text.php:	Addon::callHooks('contact_block_end', $arr);
 include/text.php:	Addon::callHooks('poke_verbs', $arr);
 include/text.php:	Addon::callHooks('prepare_body_init', $item);
-include/text.php:	Addon::callHooks('content_filter', $hook_data);
+include/text.php:	Addon::callHooks('prepare_body_content_filter', $hook_data);
 include/text.php:	Addon::callHooks('prepare_body', $hook_data);
 include/text.php:	Addon::callHooks('prepare_body_final', $hook_data);
 
diff --git a/doc/de/Addons.md b/doc/de/Addons.md
index 4e4beefade..7651840f41 100644
--- a/doc/de/Addons.md
+++ b/doc/de/Addons.md
@@ -223,7 +223,7 @@ include/security.php:	Addon::callHooks('logged_in', $a->user);
 include/text.php:	Addon::callHooks('contact_block_end', $arr);
 include/text.php:	Addon::callHooks('poke_verbs', $arr);
 include/text.php:	Addon::callHooks('prepare_body_init', $item);
-include/text.php:	Addon::callHooks('content_filter', $hook_data);
+include/text.php:	Addon::callHooks('prepare_body_content_filter', $hook_data);
 include/text.php:	Addon::callHooks('prepare_body', $hook_data);
 include/text.php:	Addon::callHooks('prepare_body_final', $hook_data);
 
diff --git a/include/text.php b/include/text.php
index b1a9f70d02..8a6fd00312 100644
--- a/include/text.php
+++ b/include/text.php
@@ -1214,7 +1214,7 @@ function put_item_in_cache(&$item, $update = false)
  * @param boolean $is_preview
  * @return string item body html
  * @hook prepare_body_init item array before any work
- * @hook content_filter ('item'=>item array, 'filter_reasons'=>string array) before first bbcode to html
+ * @hook prepare_body_content_filter ('item'=>item array, 'filter_reasons'=>string array) before first bbcode to html
  * @hook prepare_body ('item'=>item array, 'html'=>body string, 'is_preview'=>boolean, 'filter_reasons'=>string array) after first bbcode to html
  * @hook prepare_body_final ('item'=>item array, 'html'=>body string) after attach icons and blockquote special case handling (spoiler, author)
  */
@@ -1279,7 +1279,7 @@ function prepare_body(array &$item, $attach = false, $is_preview = false)
 			'item' => $item,
 			'filter_reasons' => $filter_reasons
 		];
-		Addon::callHooks('content_filter', $hook_data);
+		Addon::callHooks('prepare_body_content_filter', $hook_data);
 		$filter_reasons = $hook_data['filter_reasons'];
 		unset($hook_data);
 	}