diff --git a/pyproject.toml b/pyproject.toml
index 00f66f7..7980e99 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=84.0.0"]
+requires = ["setuptools>=84.2.1"]
 build-backend = "setuptools.build_meta"
 
 [project]
diff --git a/requirements.txt b/requirements.txt
index f816cc9..f6f8517 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Pillow==12.3.0
 psutil==7.2.2
 pystray==0.19.5
 requests==2.34.2
-certifi==2026.7.22
+certifi==2026.10.19
 charset-normalizer==3.5.2
 idna==3.20
 urllib3==2.8.0