diff --git a/requirements-lock.txt b/requirements-lock.txt
index c678d52..d1fa7f0 100644
--- a/requirements-lock.txt
+++ b/requirements-lock.txt
@@ -3,7 +3,7 @@ astroid==2.9.3
 Babel==2.9.1
 bleach==4.1.0
 certifi==2021.10.8
-chardet==3.0.4
+chardet==4.0.0
 charset-normalizer==2.0.12
 colorama==0.4.4
 docutils==0.18.1