diff --git a/utils.py b/utils.py
index 12b12c408..b91e401be 100644
--- a/utils.py
+++ b/utils.py
@@ -372,9 +372,9 @@ def get_image_mime_type(image_filename: str) -> str:
         'webp': 'webp',
         'ico': 'x-icon'
     }
-    for ext, mimeExt in extensionsToMime.items():
+    for ext, mime_ext in extensionsToMime.items():
         if image_filename.endswith('.' + ext):
-            return 'image/' + mimeExt
+            return 'image/' + mime_ext
     return 'image/png'
 
 
@@ -403,7 +403,7 @@ def get_media_extensions() -> []:
         get_video_extensions() + get_audio_extensions()
 
 
-def getImageFormats() -> str:
+def get_image_formats() -> str:
     """Returns a string of permissable image formats
     used when selecting an image for a new post
     """
@@ -430,10 +430,10 @@ def getMediaFormats() -> str:
     """Returns a string of permissable media formats
     used when selecting an attachment for a new post
     """
-    mediaExt = get_media_extensions()
+    media_ext = get_media_extensions()
 
     mediaFormats = ''
-    for ext in mediaExt:
+    for ext in media_ext:
         if mediaFormats:
             mediaFormats += ', '
         mediaFormats += '.' + ext
diff --git a/webapp_profile.py b/webapp_profile.py
index 5b9cc6b14..8de1edddb 100644
--- a/webapp_profile.py
+++ b/webapp_profile.py
@@ -24,7 +24,7 @@ from utils import isSystemAccount
 from utils import removeHtml
 from utils import load_json
 from utils import get_config_param
-from utils import getImageFormats
+from utils import get_image_formats
 from utils import acct_dir
 from utils import getSupportedLanguages
 from utils import local_actor_url
@@ -1307,7 +1307,7 @@ def _htmlEditProfileInstance(base_dir: str, translate: {},
                              news_instanceStr: str) -> (str, str, str, str):
     """Edit profile instance settings
     """
-    imageFormats = getImageFormats()
+    imageFormats = get_image_formats()
 
     # Instance details section
     instanceDescription = \
@@ -1838,7 +1838,7 @@ def _htmlEditProfileBackground(news_instance: bool, translate: {}) -> str:
         '      <label class="labels">' + translate[idx] + '</label><br><br>\n'
 
     if not news_instance:
-        imageFormats = getImageFormats()
+        imageFormats = get_image_formats()
         editProfileForm += \
             '      <label class="labels">' + \
             translate['Background image'] + '</label>\n' + \
@@ -1989,7 +1989,7 @@ def _htmlEditProfileMain(base_dir: str, displayNickname: str, bioStr: str,
                          translate: {}) -> str:
     """main info on edit profile screen
     """
-    imageFormats = getImageFormats()
+    imageFormats = get_image_formats()
 
     editProfileForm = '    <div class="container">\n'
 
diff --git a/webapp_welcome_profile.py b/webapp_welcome_profile.py
index 43c70459b..e8216161d 100644
--- a/webapp_welcome_profile.py
+++ b/webapp_welcome_profile.py
@@ -13,7 +13,7 @@ from utils import removeHtml
 from utils import load_json
 from utils import get_config_param
 from utils import get_image_extensions
-from utils import getImageFormats
+from utils import get_image_formats
 from utils import acct_dir
 from utils import local_actor_url
 from webapp_utils import htmlHeaderWithExternalStyle
@@ -78,7 +78,7 @@ def htmlWelcomeProfile(base_dir: str, nickname: str, domain: str,
     avatarUrl = \
         local_actor_url(http_prefix, nickname, domain_full) + '/avatar.' + ext
 
-    imageFormats = getImageFormats()
+    imageFormats = get_image_formats()
     profileForm += '<div class="container">' + profileText + '</div>\n'
     profileForm += \
         '<form enctype="multipart/form-data" method="POST" ' + \