diff --git a/poetry.lock b/poetry.lock
index ec9e6a0..793371f 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -974,19 +974,19 @@ jupyter = ["ipywidgets (>=7.5.1,<9)"]
 
 [[package]]
 name = "setuptools"
-version = "76.0.0"
+version = "78.0.1"
 description = "Easily download, build, install, upgrade, and uninstall Python packages"
 optional = false
 python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "setuptools-76.0.0-py3-none-any.whl", hash = "sha256:199466a166ff664970d0ee145839f5582cb9bca7a0a3a2e795b6a9cb2308e9c6"},
-    {file = "setuptools-76.0.0.tar.gz", hash = "sha256:43b4ee60e10b0d0ee98ad11918e114c70701bc6051662a9a675a0496c1a158f4"},
+    {file = "setuptools-78.0.1-py3-none-any.whl", hash = "sha256:1cc9b32ee94f93224d6c80193cbb768004667aa2f2732a473d6949b0236c1d4e"},
+    {file = "setuptools-78.0.1.tar.gz", hash = "sha256:4321d2dc2157b976dee03e1037c9f2bc5fea503c0c47d3c9458e0e8e49e659ce"},
 ]
 
 [package.extras]
 check = ["pytest-checkdocs (>=2.4)", "pytest-ruff (>=0.2.1) ; sys_platform != \"cygwin\"", "ruff (>=0.8.0) ; sys_platform != \"cygwin\""]
-core = ["importlib_metadata (>=6) ; python_version < \"3.10\"", "jaraco.collections", "jaraco.functools (>=4)", "jaraco.text (>=3.7)", "more_itertools", "more_itertools (>=8.8)", "packaging", "packaging (>=24.2)", "platformdirs (>=4.2.2)", "tomli (>=2.0.1) ; python_version < \"3.11\"", "wheel (>=0.43.0)"]
+core = ["importlib_metadata (>=6) ; python_version < \"3.10\"", "jaraco.functools (>=4)", "jaraco.text (>=3.7)", "more_itertools", "more_itertools (>=8.8)", "packaging (>=24.2)", "platformdirs (>=4.2.2)", "tomli (>=2.0.1) ; python_version < \"3.11\"", "wheel (>=0.43.0)"]
 cover = ["pytest-cov"]
 doc = ["furo", "jaraco.packaging (>=9.3)", "jaraco.tidelift (>=1.4)", "pygments-github-lexers (==0.0.5)", "pyproject-hooks (!=1.1)", "rst.linker (>=1.9)", "sphinx (>=3.5)", "sphinx-favicon", "sphinx-inline-tabs", "sphinx-lint", "sphinx-notfound-page (>=1,<2)", "sphinx-reredirects", "sphinxcontrib-towncrier", "towncrier (<24.7)"]
 enabler = ["pytest-enabler (>=2.2)"]
@@ -1301,4 +1301,4 @@ type = ["pytest-mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.9"
-content-hash = "f7d993fbbc752b732cfbfdc4fa0ea97d4790a3834fa56ff4110fac1feabd2e66"
+content-hash = "63fdbe253452fa454a6b544a8241bed802779209781cd41ac6f03a9b08bb187c"
diff --git a/pyproject.toml b/pyproject.toml
index 722368e..ed28de7 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -51,7 +51,7 @@ pytest-asyncio = ">=0.19,<0.26"
 pycairo = "^1.21.0"
 PyGObject = {version = ">=3.50,<3.51", python = "<4"}
 Cython = ">=3,<3.1.0"
-setuptools = ">=65.4.1,<77.0.0"
+setuptools = ">=65.4.1,<79.0.0"
 pytest-timeout = "^2.1.0"
 pytest-codspeed = "^3.1.1"
 covdefaults = "^2.3.0"