diff --git a/files/helpers/const.py b/files/helpers/const.py
index 8ec161eb1..9d80bec87 100644
--- a/files/helpers/const.py
+++ b/files/helpers/const.py
@@ -668,5 +668,5 @@ db = db_session()
 marseys_const = [x[0] for x in db.query(Marsey.name).all()] + ['a','b','c','d','e','f','g','h','i','j','k','l','m','n','o','p','q','r','s','t','u','v','w','x','y','z','0','1','2','3','4','5','6','7','8','9','exclamationpoint','period','questionmark']
 db.close()
 
-if SITE == 'PCM': valid_username_regex = re.compile("^[a-zA-Z0-9_\-А-я]{3,25}$", flags=re.A)
-else: valid_username_regex = re.compile("^[a-zA-Z0-9_\-]{3,25}$", flags=re.A)
\ No newline at end of file
+if SITE == 'PCM': valid_username_regex = re.compile("^[a-zA-Z0-9_\-А-я]{3,25}$")
+else: valid_username_regex = re.compile("^[a-zA-Z0-9_\-]{3,25}$")
\ No newline at end of file
diff --git a/files/helpers/get.py b/files/helpers/get.py
index e6fc03e7a..7a7255391 100644
--- a/files/helpers/get.py
+++ b/files/helpers/get.py
@@ -85,7 +85,7 @@ def get_account(id, v=None):
 					 UserBlock.target_id == v.id
 					 )
 			)
-		).one_or_none()
+		).first()
 
 		user.is_blocking = block and block.user_id == v.id
 		user.is_blocked = block and block.target_id == v.id
@@ -200,7 +200,7 @@ def get_comment(i, v=None, graceful=False):
 					UserBlock.target_id == v.id
 				)
 			)
-		).one_or_none()
+		).first()
 
 		vts = g.db.query(CommentVote).filter_by(user_id=v.id, comment_id=comment.id)
 		vt = g.db.query(CommentVote).filter_by(user_id=v.id, comment_id=comment.id).one_or_none()
diff --git a/files/helpers/sanitize.py b/files/helpers/sanitize.py
index c8c39ffb1..504b8939a 100644
--- a/files/helpers/sanitize.py
+++ b/files/helpers/sanitize.py
@@ -125,7 +125,7 @@ def sanitize(sanitized, noimages=False, alert=False, comment=False, edit=False):
 
 		sanitized = re.sub('(^|\s|\n|<p>)\/?(s\/(\w|-){3,25})', r'\1<a href="/\2" rel="nofollow noopener noreferrer">/\2</a>', sanitized, flags=re.A)
 
-		for i in re.finditer(valid_username_regex, sanitized, flags=re.A):
+		for i in re.finditer(valid_username_regex, sanitized):
 			u = get_user(i.group(2), graceful=True)
 
 			if u and (not g.v.any_block_exists(u) or g.v.admin_level > 1):