diff --git a/requirements.txt b/requirements.txt
index a439c35..7c4c058 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ certifi==2026.5.20
     # via requests
 cffi==2.0.0 ; platform_python_implementation != 'PyPy'
     # via cryptography
-charset-normalizer==3.4.7
+charset-normalizer==3.4.9
     # via requests
 cryptography==48.0.0
     # via google-auth