diff --git a/pyproject.toml b/pyproject.toml
index ca22c9c..39993d5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -61,7 +61,7 @@ dev = [
   "commitlint>=1.13.3",
   "httpx>=0.28.1,<0.29.0",
   "hypothesis>=6.156.4",
-  "isort>=6.0.1,<7.0.0",
+  "isort>=8.0.1,<9.0.0",
   "jinja2>=3.1.6",
   "mypy>=2.2.0",
   "pytest>=9.1.1",
diff --git a/uv.lock b/uv.lock
index 2900b3f..0cd3fb1 100644
--- a/uv.lock
+++ b/uv.lock
@@ -648,11 +648,11 @@ wheels = [
 
 [[package]]
 name = "isort"
-version = "6.1.0"
+version = "8.0.1"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/1e/82/fa43935523efdfcce6abbae9da7f372b627b27142c3419fcf13bf5b0c397/isort-6.1.0.tar.gz", hash = "sha256:9b8f96a14cfee0677e78e941ff62f03769a06d412aabb9e2a90487b3b7e8d481", size = 824325, upload-time = "2025-10-01T16:26:45.027Z" }
+sdist = { url = "https://files.pythonhosted.org/packages/ef/7c/ec4ab396d31b3b395e2e999c8f46dec78c5e29209fac49d1f4dace04041d/isort-8.0.1.tar.gz", hash = "sha256:171ac4ff559cdc060bcfff550bc8404a486fee0caab245679c2abe7cb253c78d", size = 769592, upload-time = "2026-02-28T10:08:20.685Z" }
 wheels = [
-    { url = "https://files.pythonhosted.org/packages/7f/cc/9b681a170efab4868a032631dea1e8446d8ec718a7f657b94d49d1a12643/isort-6.1.0-py3-none-any.whl", hash = "sha256:58d8927ecce74e5087aef019f778d4081a3b6c98f15a80ba35782ca8a2097784", size = 94329, upload-time = "2025-10-01T16:26:43.291Z" },
+    { url = "https://files.pythonhosted.org/packages/3e/95/c7c34aa53c16353c56d0b802fba48d5f5caa2cdee7958acbcb795c830416/isort-8.0.1-py3-none-any.whl", hash = "sha256:28b89bc70f751b559aeca209e6120393d43fbe2490de0559662be7a9787e3d75", size = 89733, upload-time = "2026-02-28T10:08:19.466Z" },
 ]
 
 [[package]]
@@ -788,7 +788,7 @@ dev = [
     { name = "commitlint", specifier = ">=1.13.3" },
     { name = "httpx", specifier = ">=0.28.1,<0.29.0" },
     { name = "hypothesis", specifier = ">=6.156.4" },
-    { name = "isort", specifier = ">=6.0.1,<7.0.0" },
+    { name = "isort", specifier = ">=8.0.1,<9.0.0" },
     { name = "jinja2", specifier = ">=3.1.6" },
     { name = "mypy", specifier = ">=2.2.0" },
     { name = "pytest", specifier = ">=9.1.1" },