diff --git a/setup.cfg b/setup.cfg
index 85490981aa..34fb6fd354 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -48,7 +48,7 @@ project_urls =
 packages = find:
 install_requires =
     pip
-    charset_normalizer>=2.0.0
+    charset_normalizer>=2.0.0,<3.0.0
     defusedxml>=0.6.0
     requests[socks] >=2.22.0
     Pygments>=2.5.2