diff --git a/requirements-source.in b/requirements-source.in
index 20c80f1..7f4fb52 100644
--- a/requirements-source.in
+++ b/requirements-source.in
@@ -1,5 +1,5 @@
 build==1.3.0
-certifi==2025.11.12
+certifi==2026.1.4
 charset-normalizer==3.4.4
 filelock==3.20.0
 idna==3.11