diff --git a/pyproject.toml b/pyproject.toml
index 8b5bc26..d22d56e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ dependencies = [
     "requests==2.34.2",
     "sentry-sdk==2.64.0",
     "tornado==6.5.7",
-    "virtualenv==20.39.1",
+    "virtualenv==21.6.1",
 ]
 
 [dependency-groups]
diff --git a/uv.lock b/uv.lock
index cf4ed59..4ed94a6 100644
--- a/uv.lock
+++ b/uv.lock
@@ -295,6 +295,19 @@ wheels = [
     { url = "https://files.pythonhosted.org/packages/ec/57/56b9bcc3c9c6a792fcbaf139543cee77261f3651ca9da0c93f5c1221264b/python_dateutil-2.9.0.post0-py2.py3-none-any.whl", hash = "sha256:a8b2bc7bffae282281c8140a97d3aa9c14da0b136dfe83f850eea9a5f7470427", size = 229892, upload-time = "2024-03-01T18:36:18.57Z" },
 ]
 
+[[package]]
+name = "python-discovery"
+version = "1.5.0"
+source = { registry = "https://pypi.org/simple" }
+dependencies = [
+    { name = "filelock" },
+    { name = "platformdirs" },
+]
+sdist = { url = "https://files.pythonhosted.org/packages/f1/51/276f964496a5714ab9f320896195639086881c2b39c03b5ad13de84acbb8/python_discovery-1.5.0.tar.gz", hash = "sha256:3e014c6327154d3dda27939a9a0dc9c5c000439f1906d3f303b48f984bd2ecef", size = 72483, upload-time = "2026-07-21T13:14:14.641Z" }
+wheels = [
+    { url = "https://files.pythonhosted.org/packages/c7/7b/14882602ddee241d7984a742fcb423cb4a30fb0d6efc546ac3129fba475a/python_discovery-1.5.0-py3-none-any.whl", hash = "sha256:70c4fc61b4e7404e44f01d6fc44a715c4d685ca6cea83d295922f05891877c98", size = 34205, upload-time = "2026-07-21T13:14:13.398Z" },
+]
+
 [[package]]
 name = "pytz"
 version = "2025.2"
@@ -337,7 +350,7 @@ requires-dist = [
     { name = "requests", specifier = "==2.34.2" },
     { name = "sentry-sdk", specifier = "==2.64.0" },
     { name = "tornado", specifier = "==6.5.7" },
-    { name = "virtualenv", specifier = "==20.39.1" },
+    { name = "virtualenv", specifier = "==21.6.1" },
 ]
 
 [package.metadata.requires-dev]
@@ -442,14 +455,15 @@ wheels = [
 
 [[package]]
 name = "virtualenv"
-version = "20.39.1"
+version = "21.6.1"
 source = { registry = "https://pypi.org/simple" }
 dependencies = [
     { name = "distlib" },
     { name = "filelock" },
     { name = "platformdirs" },
+    { name = "python-discovery" },
 ]
-sdist = { url = "https://files.pythonhosted.org/packages/08/28/3b1b939f7d7d1b370c86919fcbc7e44549aa5bd94254b5ca8f8cb10d8aef/virtualenv-20.39.1.tar.gz", hash = "sha256:c551ea1072d7717a273dd9a4a0adad8f45571af134b0f63a12430e85f6ac1c08", size = 5870061, upload-time = "2026-02-25T19:26:41.253Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/34/d9/b477fddb68840b570af8b22afe9b035cbc277b5fb7b33dea390617a8b10f/virtualenv-21.6.1.tar.gz", hash = "sha256:15f978b7cd329f24855ff4a0c4b4899cc7678589f49adbdcbbb4d3232e641128", size = 5526620, upload-time = "2026-07-10T19:33:53.312Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/f6/7f/89d7e8a397752826dbbb81127dfb8feab8286f4f1f91a820f646f04368fb/virtualenv-20.39.1-py3-none-any.whl", hash = "sha256:a00332e0b089ba64edefbf94ef34e6db33f45fe5184df0652cf0b754dcd36190", size = 5839941, upload-time = "2026-02-25T19:26:39.273Z" },
+    { url = "https://files.pythonhosted.org/packages/c1/7c/4e7225d46d634a0d8d534dd8a6ce0c319d09b4d0cf0337eb314ca4789d8c/virtualenv-21.6.1-py3-none-any.whl", hash = "sha256:afe991df855715a2b2f60edfcc0107ef95a79fdfd8cb4cdaa71603d1c12e463b", size = 5506392, upload-time = "2026-07-10T19:33:51.629Z" },
 ]