diff --git a/files/helpers/config/const.py b/files/helpers/config/const.py
index cafc36bc7..83080675b 100644
--- a/files/helpers/config/const.py
+++ b/files/helpers/config/const.py
@@ -898,7 +898,7 @@ POST_BODY_HTML_LENGTH_LIMIT = 200000 # do not make larger without altering the t
 
 COMMENT_BODY_LENGTH_LIMIT = 10000 # do not make larger without altering the table
 COMMENT_BODY_HTML_LENGTH_LIMIT = 40000 # do not make larger without altering the table
-CSS_LENGTH_LIMIT = 20000 # do not make larger without altering the tables
+CSS_LENGTH_LIMIT = 50000 # do not make larger without altering the tables
 COMMENT_MAX_DEPTH = 200
 TRANSFER_MESSAGE_LENGTH_LIMIT = 200 # do not make larger than COMMENT_BODY_LENGTH_LIMIT
 MIN_REPOST_CHECK_URL_LENGTH = 9 # also change the constant in checkRepost() of submit.js
diff --git a/migrations/20240817-larger-css.sql b/migrations/20240817-larger-css.sql
new file mode 100644
index 000000000..5b741d82a
--- /dev/null
+++ b/migrations/20240817-larger-css.sql
@@ -0,0 +1,4 @@
+alter table users alter column css type varchar(50000);
+alter table users alter column profilecss type varchar(50000);
+alter table holes alter column css type varchar(50000);
+alter table chats alter column css type varchar(50000);