diff --git a/files/helpers/sanitize.py b/files/helpers/sanitize.py
index d4abcabcf3..4577f6325c 100644
--- a/files/helpers/sanitize.py
+++ b/files/helpers/sanitize.py
@@ -17,7 +17,7 @@ import requests
 
 allowed_tags = ('b','blockquote','br','code','del','em','h1','h2','h3','h4','h5','h6','hr','i',
 	'li','ol','p','pre','strong','sub','sup','table','tbody','th','thead','td','tr','ul',
-	'marquee','a','span','ruby','rp','rt','spoiler','img','lite-youtube','video','source','audio','g')
+	'marquee','a','span','ruby','rp','rt','spoiler','img','lite-youtube','video','audio','g')
 
 allowed_styles = ['color', 'background-color', 'font-weight', 'text-align', 'filter',]
 
@@ -57,10 +57,8 @@ def allowed_attributes(tag, name, value):
 	if tag == 'video':
 		if name == 'controls' and value == '': return True
 		if name == 'preload' and value == 'none': return True
-		return False
-
-	if tag == 'source':
 		if name == 'src': return is_safe_url(value)
+		return False
 
 	if tag == 'audio':
 		if name == 'src': return is_safe_url(value)