diff --git a/backend/pyproject.toml b/backend/pyproject.toml
index 4f6d60c2..805a107d 100644
--- a/backend/pyproject.toml
+++ b/backend/pyproject.toml
@@ -24,7 +24,7 @@ dependencies = [
 [dependency-groups]
 dev = [
   "black>=24.8,<25.0",
-  "isort>=5.13,<6.0",
+  "isort>=8.0.1,<9.0",
   "mypy>=2.2.0,<3.0",
   "pytest>=9.1.1,<10.0",
   "ruff>=0.15.20,<1.0",
diff --git a/backend/uv.lock b/backend/uv.lock
index 1ae040ef..d8e8bece 100644
--- a/backend/uv.lock
+++ b/backend/uv.lock
@@ -491,11 +491,11 @@ wheels = [
 
 [[package]]
 name = "isort"
-version = "5.13.2"
+version = "8.0.1"
 source = { registry = "https://pypi.org/simple" }
-sdist = { url = "https://files.pythonhosted.org/packages/87/f9/c1eb8635a24e87ade2efce21e3ce8cd6b8630bb685ddc9cdaca1349b2eb5/isort-5.13.2.tar.gz", hash = "sha256:48fdfcb9face5d58a4f6dde2e72a1fb8dcaf8ab26f95ab49fab84c2ddefb0109", size = 175303, upload-time = "2023-12-13T20:37:26.124Z" }
+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/d1/b3/8def84f539e7d2289a02f0524b944b15d7c75dab7628bedf1c4f0992029c/isort-5.13.2-py3-none-any.whl", hash = "sha256:8ca5e72a8d85860d5a3fa69b8745237f2939afe12dbf656afbcb47fe72d947a6", size = 92310, upload-time = "2023-12-13T20:37:23.244Z" },
+    { 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]]
@@ -1220,7 +1220,7 @@ requires-dist = [
 [package.metadata.requires-dev]
 dev = [
     { name = "black", specifier = ">=24.8,<25.0" },
-    { name = "isort", specifier = ">=5.13,<6.0" },
+    { name = "isort", specifier = ">=8.0.1,<9.0" },
     { name = "mypy", specifier = ">=2.2.0,<3.0" },
     { name = "pytest", specifier = ">=9.1.1,<10.0" },
     { name = "ruff", specifier = ">=0.15.20,<1.0" },