diff --git a/src/pretix/base/settings.py b/src/pretix/base/settings.py
index 722be491e5..6d5a24b9f6 100644
--- a/src/pretix/base/settings.py
+++ b/src/pretix/base/settings.py
@@ -2883,7 +2883,8 @@ Your {organizer} team"""))  # noqa: W291
             ext_whitelist=settings.FILE_UPLOAD_EXTENSIONS_IMAGE,
             max_size=settings.FILE_UPLOAD_MAX_SIZE_IMAGE,
             help_text=_('If you provide a logo image, we will by default not show your event name and date '
-                        'in the page header. By default, we show your logo with a size of up to 1140x120 pixels. You '
+                        'in the page header. If you use a white background, we show your logo with a size of up '
+                        'to 1140x120 pixels. Otherwise the maximum size is 1120x120 pixels. You '
                         'can increase the size with the setting below. We recommend not using small details on the picture '
                         'as it will be resized on smaller screens.')
         ),
@@ -2926,7 +2927,8 @@ Your {organizer} team"""))  # noqa: W291
             ext_whitelist=settings.FILE_UPLOAD_EXTENSIONS_IMAGE,
             max_size=settings.FILE_UPLOAD_MAX_SIZE_IMAGE,
             help_text=_('If you provide a logo image, we will by default not show your organization name '
-                        'in the page header. By default, we show your logo with a size of up to 1140x120 pixels. You '
+                        'in the page header. If you use a white background, we show your logo with a size of up '
+                        'to 1140x120 pixels. Otherwise the maximum size is 1120x120 pixels. You '
                         'can increase the size with the setting below. We recommend not using small details on the picture '
                         'as it will be resized on smaller screens.')
         ),
diff --git a/src/pretix/control/forms/organizer.py b/src/pretix/control/forms/organizer.py
index 2cef1c657d..8978eb20ef 100644
--- a/src/pretix/control/forms/organizer.py
+++ b/src/pretix/control/forms/organizer.py
@@ -522,7 +522,8 @@ class OrganizerSettingsForm(SettingsForm):
         max_size=settings.FILE_UPLOAD_MAX_SIZE_IMAGE,
         required=False,
         help_text=_('If you provide a logo image, we will by default not show your organization name '
-                    'in the page header. By default, we show your logo with a size of up to 1140x120 pixels. You '
+                    'in the page header. If you use a white background, we show your logo with a size of up '
+                    'to 1140x120 pixels. Otherwise the maximum size is 1120x120 pixels. You '
                     'can increase the size with the setting below. We recommend not using small details on the picture '
                     'as it will be resized on smaller screens.')
     )