diff --git a/src/setup.py b/src/setup.py
index f97bd1ac8..8a9e31d03 100644
--- a/src/setup.py
+++ b/src/setup.py
@@ -163,7 +163,7 @@ setup(
         'BeautifulSoup4==4.8.*',
         'bleach==3.3.*',
         'celery==4.4.*',
-        'chardet<3.1.0,>=3.0.2',
+        'chardet>=3.0.2,<4.1.0',
         'cryptography>=3.4.2',
         'csscompressor',
         'css-inline==0.7.*',