diff --git a/files/helpers/sanitize.py b/files/helpers/sanitize.py
index 6a5f2df7a2..fe07ad3c76 100644
--- a/files/helpers/sanitize.py
+++ b/files/helpers/sanitize.py
@@ -78,10 +78,10 @@ no_images = ['b',
 def sanitize_marquee(tag, name, value):
 	if name in allowed_attributes['*'] or name in ['direction', 'behavior', 'scrollamount']: return True
 
-	if name == 'height':
+	if name in ['height', 'width']:
 		try: value = int(value.replace('px', ''))
 		except: return False
-		if 0 < value <= 500: return True
+		if 0 < value <= 250: return True
 
 	return False