diff --git a/requirements.txt b/requirements.txt
index d3e22139696b0df2bb0c0114a1f061e42b738880..a09f46bbdf67985b1b7d5470e7efcdcd79f33893 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ attrs==21.2.0
 black==21.9b0
 certifi==2021.10.8
 cffi==1.15.0
-charset-normalizer==2.0.8
+charset-normalizer==2.0.9
 click==8.0.3
 cryptography==36.0.0
 Flask==2.0.2