diff --git a/poetry.lock b/poetry.lock
index c3e32ba..c9d8273 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -26,14 +26,14 @@ files = [
 
 [[package]]
 name = "certifi"
-version = "2026.7.22"
+version = "2026.10.19"
 description = "Python package for providing Mozilla's CA Bundle."
 optional = false
 python-versions = ">=3.7"
 groups = ["main"]
 files = [
-    {file = "certifi-2026.7.22-py3-none-any.whl", hash = "sha256:62f22742b58a1a33014a2b6b706588a8d7e2a88ae7bd1a6ebe8c992928483775"},
-    {file = "certifi-2026.7.22.tar.gz", hash = "sha256:741e2c3b351ddf169a738da9f2c048608ff7f2c5cc02f1ebc6b118bb090d5d55"},
+    {file = "certifi-2026.10.19-py3-none-any.whl", hash = "sha256:42d35340cc5b9ba78e818ddbff0c5b1c2b779de448a340fd1b989f5fa8670e1b"},
+    {file = "certifi-2026.10.19.tar.gz", hash = "sha256:035c1e85572b141bf1c3a3eff0e33a8eb74917522f2559075ff8d2fea780a1ae"},
 ]
 
 [[package]]
@@ -1034,4 +1034,4 @@ typing-extensions = {version = ">=4.16", markers = "python_version < \"3.11\""}
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "3401c2b71bdcabf72026f964694663a676843dd06f6d2b56088ce745c763db57"
+content-hash = "9ff94242adaea25d44f6d54cdf5e28dea87f618b905397c0de5ebddd0234e649"
diff --git a/pyproject.toml b/pyproject.toml
index 8795fa8..c641262 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ urllib3 = ">= 2.7.0, < 3.0.0"
 python-dateutil = ">= 2.8.2"
 pydantic = ">= 2"
 typing-extensions = ">= 4.7.1"
-certifi = ">= 2024.2.2"
+certifi = ">= 2026.10.19"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">= 7.2.1"
diff --git a/templates/pyproject.mustache b/templates/pyproject.mustache
index 6d6c5b2..7938730 100644
--- a/templates/pyproject.mustache
+++ b/templates/pyproject.mustache
@@ -25,7 +25,7 @@ pycryptodome = ">= 3.9.0"
 {{/hasHttpSignatureMethods}}
 pydantic = ">= 2"
 typing-extensions = ">= 4.7.1"
-certifi = ">= 2024.2.2"
+certifi = ">= 2026.10.19"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">= 7.2.1"