diff --git a/backend.py b/backend.py
index 7dfa675..d1c1835 100644
--- a/backend.py
+++ b/backend.py
@@ -10,7 +10,7 @@ import werkzeug.exceptions as exceptions
 
 DEFAULT_WEBP_QUALITY = 80
 DEFAULT_WEBP_METHOD = 0
-DEFAULT_WEBP_SIZE = 1906  # width of FullHD monitor without scroll bar
+DEFAULT_WEBP_SIZE = 1908  # width of FullHD monitor without scroll bar in full screen
 
 mimetypes['.webp'] = 'image/webp'