diff --git a/requirements.txt b/requirements.txt
index bb2cd35..41b3b1f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-certifi==2021.5.30; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.6.0"
+certifi==2021.10.8; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.6.0"
 charset-normalizer==2.0.12; python_full_version >= "3.6.0" and python_version >= "3"
 click==8.0.3; python_version >= "3.6"
 colorama==0.4.4; python_version >= "3.6" and python_full_version < "3.0.0" and platform_system == "Windows" or platform_system == "Windows" and python_version >= "3.6" and python_full_version >= "3.5.0"