diff --git a/announce.py b/announce.py
index c5fbf7cd9..ba7c16423 100644
--- a/announce.py
+++ b/announce.py
@@ -20,7 +20,7 @@ from utils import getNicknameFromActor
 from utils import getDomainFromActor
 from utils import locate_post
 from utils import save_json
-from utils import undoAnnounceCollectionEntry
+from utils import undo_announce_collection_entry
 from utils import update_announce_collection
 from utils import local_actor_url
 from utils import replace_users_with_at
@@ -96,10 +96,10 @@ def outboxAnnounce(recent_posts_cache: {},
             post_filename = locate_post(base_dir, nickname, domain,
                                         message_json['object']['object'])
             if post_filename:
-                undoAnnounceCollectionEntry(recent_posts_cache,
-                                            base_dir, post_filename,
-                                            message_json['actor'],
-                                            domain, debug)
+                undo_announce_collection_entry(recent_posts_cache,
+                                               base_dir, post_filename,
+                                               message_json['actor'],
+                                               domain, debug)
                 return True
     return False
 
@@ -416,7 +416,7 @@ def outboxUndoAnnounce(recent_posts_cache: {},
             print('DEBUG: c2s undo announce post not found in inbox or outbox')
             print(messageId)
         return True
-    undoAnnounceCollectionEntry(recent_posts_cache, base_dir, post_filename,
-                                message_json['actor'], domain, debug)
+    undo_announce_collection_entry(recent_posts_cache, base_dir, post_filename,
+                                   message_json['actor'], domain, debug)
     if debug:
         print('DEBUG: post undo announce via c2s - ' + post_filename)
diff --git a/inbox.py b/inbox.py
index fb9151fbd..e84edc6d7 100644
--- a/inbox.py
+++ b/inbox.py
@@ -87,7 +87,7 @@ from blocking import isBlockedDomain
 from blocking import broch_modeLapses
 from filters import isFiltered
 from utils import update_announce_collection
-from utils import undoAnnounceCollectionEntry
+from utils import undo_announce_collection_entry
 from utils import dangerousMarkup
 from utils import is_dm
 from utils import is_reply
@@ -2079,8 +2079,8 @@ def _receiveUndoAnnounce(recent_posts_cache: {},
                     print("DEBUG: Attempt to undo something " +
                           "which isn't an announcement")
                 return False
-    undoAnnounceCollectionEntry(recent_posts_cache, base_dir, post_filename,
-                                message_json['actor'], domain, debug)
+    undo_announce_collection_entry(recent_posts_cache, base_dir, post_filename,
+                                   message_json['actor'], domain, debug)
     if os.path.isfile(post_filename):
         try:
             os.remove(post_filename)
diff --git a/utils.py b/utils.py
index 4900610c0..c32535561 100644
--- a/utils.py
+++ b/utils.py
@@ -2339,9 +2339,10 @@ def undoReactionCollectionEntry(recent_posts_cache: {},
     save_json(post_json_object, post_filename)
 
 
-def undoAnnounceCollectionEntry(recent_posts_cache: {},
-                                base_dir: str, post_filename: str,
-                                actor: str, domain: str, debug: bool) -> None:
+def undo_announce_collection_entry(recent_posts_cache: {},
+                                   base_dir: str, post_filename: str,
+                                   actor: str, domain: str,
+                                   debug: bool) -> None:
     """Undoes an announce for a particular actor by removing it from
     the "shares" collection within a post. Note that the "shares"
     collection has no relation to shared items in shares.py. It's
@@ -2362,7 +2363,7 @@ def undoAnnounceCollectionEntry(recent_posts_cache: {},
                 os.remove(cachedPostFilename)
             except OSError:
                 if debug:
-                    print('EX: undoAnnounceCollectionEntry ' +
+                    print('EX: undo_announce_collection_entry ' +
                           'unable to delete cached post ' +
                           str(cachedPostFilename))
     removePostFromCache(post_json_object, recent_posts_cache)