diff --git a/pyproject.toml b/pyproject.toml
index c051891ee..89380be07 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -20,7 +20,7 @@ dependencies = [
     "authlib>=1.6.0",
     "bcrypt==4.3.0",
     "cachetools==5.5.2",
-    "certifi==2025.8.3",
+    "certifi==2025.10.5",
     "cffi==1.17.1",
     "charset-normalizer==3.4.3",
     "click==8.3.0",
diff --git a/requirements.txt b/requirements.txt
index bc713cfd8..3eed80e75 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -143,9 +143,9 @@ cachetools==5.5.2 \
     # via
     #   google-auth
     #   nmsamplelocations
-certifi==2025.8.3 \
-    --hash=sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407 \
-    --hash=sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5
+certifi==2025.10.5 \
+    --hash=sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de \
+    --hash=sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43
     # via
     #   httpcore
     #   httpx
diff --git a/uv.lock b/uv.lock
index ba5bdabb4..82537c01f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -230,11 +230,11 @@ wheels = [
 
 [[package]]
 name = "certifi"
-version = "2025.8.3"
+version = "2025.10.5"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/dc/67/960ebe6bf230a96cda2e0abcf73af550ec4f090005363542f0765df162e0/certifi-2025.8.3.tar.gz", hash = "sha256:e564105f78ded564e3ae7c923924435e1daa7463faeab5bb932bc53ffae63407", size = 162386, upload-time = "2025-08-03T03:07:47.08Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/4c/5b/b6ce21586237c77ce67d01dc5507039d444b630dd76611bbca2d8e5dcd91/certifi-2025.10.5.tar.gz", hash = "sha256:47c09d31ccf2acf0be3f701ea53595ee7e0b8fa08801c6624be771df09ae7b43", size = 164519, upload-time = "2025-10-05T04:12:15.808Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/e5/48/1549795ba7742c948d2ad169c1c8cdbae65bc450d6cd753d124b17c8cd32/certifi-2025.8.3-py3-none-any.whl", hash = "sha256:f6c12493cfb1b06ba2ff328595af9350c65d6644968e5d3a2ffd78699af217a5", size = 161216, upload-time = "2025-08-03T03:07:45.777Z" },
+    { url = "https://files.pythonhosted.org/packages/e4/37/af0d2ef3967ac0d6113837b44a4f0bfe1328c2b9763bd5b1744520e5cfed/certifi-2025.10.5-py3-none-any.whl", hash = "sha256:0f212c2744a9bb6de0c56639a6f68afe01ecd92d91f14ae897c4fe7bbeeef0de", size = 163286, upload-time = "2025-10-05T04:12:14.03Z" },
 ]
 
 [[package]]
@@ -1001,7 +1001,7 @@ requires-dist = [
     { name = "authlib", specifier = ">=1.6.0" },
     { name = "bcrypt", specifier = "==4.3.0" },
     { name = "cachetools", specifier = "==5.5.2" },
-    { name = "certifi", specifier = "==2025.8.3" },
+    { name = "certifi", specifier = "==2025.10.5" },
     { name = "cffi", specifier = "==1.17.1" },
     { name = "charset-normalizer", specifier = "==3.4.3" },
     { name = "click", specifier = "==8.3.0" },