diff --git a/pyproject.toml b/pyproject.toml
index 4969568..8df098d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.11"
 dependencies = [
     "blurhash==1.1.4",
-    "certifi==2025.4.26",
+    "certifi==2025.6.15",
     "charset-normalizer==3.4.2",
     "decorator==5.2.1",
     "greenlet==3.2.3",
diff --git a/uv.lock b/uv.lock
index 5a336b4..422018f 100644
--- a/uv.lock
+++ b/uv.lock
@@ -13,11 +13,11 @@ wheels = [
 
 [[package]]
 name = "certifi"
-version = "2025.4.26"
+version = "2025.6.15"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/e8/9e/c05b3920a3b7d20d3d3310465f50348e5b3694f4f88c6daf736eef3024c4/certifi-2025.4.26.tar.gz", hash = "sha256:0a816057ea3cdefcef70270d2c515e4506bbc954f417fa5ade2021213bb8f0c6", size = 160705, upload-time = "2025-04-26T02:12:29.51Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/73/f7/f14b46d4bcd21092d7d3ccef689615220d8a08fb25e564b65d20738e672e/certifi-2025.6.15.tar.gz", hash = "sha256:d747aa5a8b9bbbb1bb8c22bb13e22bd1f18e9796defa16bab421f7f7a317323b", size = 158753, upload-time = "2025-06-15T02:45:51.329Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/4a/7e/3db2bd1b1f9e95f7cddca6d6e75e2f2bd9f51b1246e546d88addca0106bd/certifi-2025.4.26-py3-none-any.whl", hash = "sha256:30350364dfe371162649852c63336a15c70c6510c2ad5015b21c2345311805f3", size = 159618, upload-time = "2025-04-26T02:12:27.662Z" },
+    { url = "https://files.pythonhosted.org/packages/84/ae/320161bd181fc06471eed047ecce67b693fd7515b16d495d8932db763426/certifi-2025.6.15-py3-none-any.whl", hash = "sha256:2e0c7ce7cb5d8f8634ca55d2ba7e6ec2689a2fd6537d8dec1296a477a4910057", size = 157650, upload-time = "2025-06-15T02:45:49.977Z" },
 ]
 
 [[package]]
@@ -381,7 +381,7 @@ dependencies = [
 [package.metadata]
 requires-dist = [
     { name = "blurhash", specifier = "==1.1.4" },
-    { name = "certifi", specifier = "==2025.4.26" },
+    { name = "certifi", specifier = "==2025.6.15" },
     { name = "charset-normalizer", specifier = "==3.4.2" },
     { name = "decorator", specifier = "==5.2.1" },
     { name = "greenlet", specifier = "==3.2.3" },