diff --git a/requirements/build-requirements.txt b/requirements/build-requirements.txt
index c106ed8..46bf085 100644
--- a/requirements/build-requirements.txt
+++ b/requirements/build-requirements.txt
@@ -90,7 +90,7 @@ sniffio==1.3.1
     #   anyio
     #   httpcore
     #   httpx
-tomli==2.0.1
+tomli==2.1.0
     # via hatchling
 tomli-w==1.0.0
     # via hatch
diff --git a/requirements/dev-requirements.txt b/requirements/dev-requirements.txt
index 3a67c39..4f06534 100644
--- a/requirements/dev-requirements.txt
+++ b/requirements/dev-requirements.txt
@@ -26,7 +26,7 @@ pyyaml==6.0.1
     # via pre-commit
 ruff==0.6.3
     # via isocodes (pyproject.toml)
-tomli==2.0.1
+tomli==2.1.0
     # via mypy
 typing-extensions==4.12.2
     # via mypy
diff --git a/requirements/test-requirements.txt b/requirements/test-requirements.txt
index 68b4cfb..9e1cacf 100644
--- a/requirements/test-requirements.txt
+++ b/requirements/test-requirements.txt
@@ -52,7 +52,7 @@ pyproject-api==1.7.1
     # via tox
 pytest==8.2.2
     # via isocodes (pyproject.toml)
-tomli==2.0.1
+tomli==2.1.0
     # via
     #   pyproject-api
     #   pytest