diff --git a/poetry.lock b/poetry.lock
index 413aa2b..1934cb9 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -2,14 +2,14 @@
 
 [[package]]
 name = "certifi"
-version = "2025.11.12"
+version = "2026.1.4"
 description = "Python package for providing Mozilla's CA Bundle."
 optional = false
 python-versions = ">=3.7"
 groups = ["main"]
 files = [
-    {file = "certifi-2025.11.12-py3-none-any.whl", hash = "sha256:97de8790030bbd5c2d96b7ec782fc2f7820ef8dba6db909ccf95449f2d062d4b"},
-    {file = "certifi-2025.11.12.tar.gz", hash = "sha256:d8ab5478f2ecd78af242878415affce761ca6bc54a22a27e026d7c25357c3316"},
+    {file = "certifi-2026.1.4-py3-none-any.whl", hash = "sha256:9943707519e4add1115f44c2bc244f782c0249876bf51b6599fee1ffbedd685c"},
+    {file = "certifi-2026.1.4.tar.gz", hash = "sha256:ac726dd470482006e014ad384921ed6438c457018f4b3d204aea4281258b2120"},
 ]
 
 [[package]]
@@ -553,4 +553,4 @@ zstd = ["zstandard (>=0.18.0)"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "3217d45d33f0f286efec3c718109af6ef9876d9e98b17f0c15bfdf25dad3f75c"
+content-hash = "4d0281dacf936656de218a8f1df952b6d78361720bc6ecae5ecea23851c2c67a"
diff --git a/pyproject.toml b/pyproject.toml
index e39ee81..06e5429 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -9,7 +9,7 @@ packages = [{include = "badgesort"}]
 
 [tool.poetry.dependencies]
 python = "^3.10"
-certifi = "2025.11.12"
+certifi = "2026.1.4"
 chardet = "5.2.0"
 idna = "3.11"
 poetry-core = "2.2.1"