diff --git a/daemon_get.py b/daemon_get.py
index 77c6b425b..de0912932 100644
--- a/daemon_get.py
+++ b/daemon_get.py
@@ -103,7 +103,6 @@ from utils import user_agent_domain
 from utils import local_network_host
 from utils import permitted_dir
 from utils import has_users_path
-from utils import media_file_mime_type
 from utils import replace_users_with_at
 from utils import remove_id_ending
 from utils import local_actor_url
@@ -115,6 +114,7 @@ from utils import get_nickname_from_actor
 from utils import get_json_content_from_accept
 from utils import check_bad_path
 from utils import decoded_host
+from formats import media_file_mime_type
 from mitm import detect_mitm
 from person import get_person_notes_endpoint
 from person import get_account_pub_key
diff --git a/daemon_get_favicon.py b/daemon_get_favicon.py
index 794ab76ad..dc4eb0d38 100644
--- a/daemon_get_favicon.py
+++ b/daemon_get_favicon.py
@@ -17,8 +17,8 @@ from httpcodes import http_404
 from daemon_utils import has_accept
 from daemon_utils import etag_exists
 from utils import get_config_param
-from utils import media_file_mime_type
 from utils import binary_is_image
+from formats import media_file_mime_type
 
 
 def get_favicon(self, calling_domain: str,
diff --git a/daemon_get_images.py b/daemon_get_images.py
index d95f72f21..c87c4743b 100644
--- a/daemon_get_images.py
+++ b/daemon_get_images.py
@@ -20,8 +20,8 @@ from httpcodes import http_404
 from httpheaders import set_headers_etag
 from utils import data_dir
 from utils import get_nickname_from_actor
-from utils import media_file_mime_type
 from utils import acct_dir
+from formats import media_file_mime_type
 from formats import get_image_mime_type
 from formats import get_image_extensions
 from flags import is_image_file
diff --git a/daemon_head.py b/daemon_head.py
index 81f6feb5b..d945b2cfa 100644
--- a/daemon_head.py
+++ b/daemon_head.py
@@ -11,7 +11,7 @@ import os
 import datetime
 from hashlib import md5
 from flags import is_image_file
-from utils import media_file_mime_type
+from formats import media_file_mime_type
 from utils import data_dir
 from utils import string_contains
 from utils import decoded_host
diff --git a/formats.py b/formats.py
index 458a02a80..7a793f012 100644
--- a/formats.py
+++ b/formats.py
@@ -107,3 +107,38 @@ def get_media_formats() -> str:
             media_formats += ', '
         media_formats += '.' + ext
     return media_formats
+
+
+def media_file_mime_type(filename: str) -> str:
+    """Given a media filename return its mime type
+    """
+    if '.' not in filename:
+        return 'image/png'
+    extensions = {
+        'json': 'application/json',
+        'png': 'image/png',
+        'jpg': 'image/jpeg',
+        'jxl': 'image/jxl',
+        'jpeg': 'image/jpeg',
+        'gif': 'image/gif',
+        'svg': 'image/svg+xml',
+        'webp': 'image/webp',
+        'avif': 'image/avif',
+        'heic': 'image/heic',
+        'ico': 'image/x-icon',
+        'mp3': 'audio/mpeg',
+        'ogg': 'audio/ogg',
+        'audio/wav': 'wav',
+        'audio/x-wav': 'wav',
+        'audio/x-pn-wave': 'wav',
+        'wav': 'audio/vnd.wave',
+        'opus': 'audio/opus',
+        'spx': 'audio/speex',
+        'flac': 'audio/flac',
+        'mp4': 'video/mp4',
+        'ogv': 'video/ogv'
+    }
+    file_ext = filename.split('.')[-1]
+    if not extensions.get(file_ext):
+        return 'image/png'
+    return extensions[file_ext]
diff --git a/utils.py b/utils.py
index df5ca3aaa..cb56d7426 100644
--- a/utils.py
+++ b/utils.py
@@ -2507,41 +2507,6 @@ def get_file_case_insensitive(path: str) -> str:
     return None
 
 
-def media_file_mime_type(filename: str) -> str:
-    """Given a media filename return its mime type
-    """
-    if '.' not in filename:
-        return 'image/png'
-    extensions = {
-        'json': 'application/json',
-        'png': 'image/png',
-        'jpg': 'image/jpeg',
-        'jxl': 'image/jxl',
-        'jpeg': 'image/jpeg',
-        'gif': 'image/gif',
-        'svg': 'image/svg+xml',
-        'webp': 'image/webp',
-        'avif': 'image/avif',
-        'heic': 'image/heic',
-        'ico': 'image/x-icon',
-        'mp3': 'audio/mpeg',
-        'ogg': 'audio/ogg',
-        'audio/wav': 'wav',
-        'audio/x-wav': 'wav',
-        'audio/x-pn-wave': 'wav',
-        'wav': 'audio/vnd.wave',
-        'opus': 'audio/opus',
-        'spx': 'audio/speex',
-        'flac': 'audio/flac',
-        'mp4': 'video/mp4',
-        'ogv': 'video/ogv'
-    }
-    file_ext = filename.split('.')[-1]
-    if not extensions.get(file_ext):
-        return 'image/png'
-    return extensions[file_ext]
-
-
 def camel_case_split(text: str) -> str:
     """ Splits CamelCase into "Camel Case"
     """
diff --git a/webapp_utils.py b/webapp_utils.py
index 9d071ff41..a462241b9 100644
--- a/webapp_utils.py
+++ b/webapp_utils.py
@@ -13,7 +13,7 @@ from collections import OrderedDict
 from session import get_json
 from session import get_json_valid
 from flags import is_float
-from utils import media_file_mime_type
+from formats import media_file_mime_type
 from utils import replace_strings
 from utils import get_image_file
 from utils import data_dir