diff --git a/inbox.py b/inbox.py
index f2f4b4761..1ed30a05f 100644
--- a/inbox.py
+++ b/inbox.py
@@ -18,6 +18,7 @@ from languages import understood_post_language
 from like import update_likes_collection
 from reaction import update_reaction_collection
 from reaction import valid_emoji_content
+from utils import get_media_descriptions_from_post
 from utils import get_summary_from_post
 from utils import delete_cached_html
 from utils import get_account_timezone
@@ -640,8 +641,11 @@ def save_post_to_inbox_queue(base_dir: str, http_prefix: str,
                 summary_str = \
                     get_summary_from_post(post_json_object,
                                           system_language, [])
-                if is_filtered(base_dir, nickname, domain,
-                               summary_str + ' ' + content_str):
+                media_descriptions = \
+                    get_media_descriptions_from_post(post_json_object)
+                content_all = \
+                    summary_str + ' ' + content_str + ' ' + media_descriptions
+                if is_filtered(base_dir, nickname, domain, content_all):
                     if debug:
                         print('WARN: post was filtered out due to content')
                     return None
@@ -2688,9 +2692,10 @@ def _valid_post_content(base_dir: str, nickname: str, domain: str,
         return False
 
     # check for filtered content
+    media_descriptions = get_media_descriptions_from_post(message_json)
     content_all = content_str
     if summary:
-        content_all = summary + ' ' + content_str
+        content_all = summary + ' ' + content_str + ' ' + media_descriptions
     if is_filtered(base_dir, nickname, domain, content_all):
         print('REJECT: content filtered')
         return False
diff --git a/posts.py b/posts.py
index 64cb9183f..733a34c8b 100644
--- a/posts.py
+++ b/posts.py
@@ -32,6 +32,7 @@ from webfinger import webfinger_handle
 from httpsig import create_signed_header
 from siteactive import site_is_active
 from languages import understood_post_language
+from utils import get_media_descriptions_from_post
 from utils import valid_hash_tag
 from utils import get_audio_extensions
 from utils import get_summary_from_post
@@ -5004,9 +5005,12 @@ def download_announce(session, base_dir: str, http_prefix: str,
             return None
         summary_str = \
             get_summary_from_post(announced_json, system_language, [])
+        media_descriptions = \
+            get_media_descriptions_from_post(announced_json)
         content_all = content_str
         if summary_str:
-            content_all = summary_str + ' ' + content_str
+            content_all = \
+                summary_str + ' ' + content_str + ' ' + media_descriptions
         if is_filtered(base_dir, nickname, domain, content_all):
             print('WARN: announced post has been filtered ' +
                   str(announced_json))
diff --git a/utils.py b/utils.py
index e9e985d13..b741cb520 100644
--- a/utils.py
+++ b/utils.py
@@ -138,6 +138,25 @@ def get_content_from_post(post_json_object: {}, system_language: str,
     return content
 
 
+def get_media_descriptions_from_post(post_json_object: {}) -> str:
+    """Returns all attached media descriptions as a single text.
+    This is used for filtering
+    """
+    this_post_json = post_json_object
+    if has_object_dict(post_json_object):
+        this_post_json = post_json_object['object']
+    if not this_post_json.get('attachment'):
+        return ''
+    descriptions = ''
+    for attach in this_post_json['attachment']:
+        if not attach.get('name'):
+            continue
+        descriptions += attach['name'] + ' '
+        if attach.get('url'):
+            descriptions += attach['url'] + ' '
+    return descriptions.strip()
+
+
 def get_summary_from_post(post_json_object: {}, system_language: str,
                           languages_understood: []) -> str:
     """Returns the summary from the post in the given language