diff --git a/poetry.lock b/poetry.lock
index a7ecf30..3da2a21 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1018,13 +1018,13 @@ diagrams = ["jinja2", "railroad-diagrams"]
 
 [[package]]
 name = "pytest"
-version = "7.4.3"
+version = "8.0.1"
 description = "pytest: simple powerful testing with Python"
 optional = false
-python-versions = ">=3.7"
+python-versions = ">=3.8"
 files = [
-    {file = "pytest-7.4.3-py3-none-any.whl", hash = "sha256:0d009c083ea859a71b76adf7c1d502e4bc170b80a8ef002da5806527b9591fac"},
-    {file = "pytest-7.4.3.tar.gz", hash = "sha256:d989d136982de4e3b29dabcc838ad581c64e8ed52c11fbe86ddebd9da0818cd5"},
+    {file = "pytest-8.0.1-py3-none-any.whl", hash = "sha256:3e4f16fe1c0a9dc9d9389161c127c3edc5d810c38d6793042fb81d9f48a59fca"},
+    {file = "pytest-8.0.1.tar.gz", hash = "sha256:267f6563751877d772019b13aacbe4e860d73fe8f651f28112e9ac37de7513ae"},
 ]
 
 [package.dependencies]
@@ -1032,7 +1032,7 @@ colorama = {version = "*", markers = "sys_platform == \"win32\""}
 exceptiongroup = {version = ">=1.0.0rc8", markers = "python_version < \"3.11\""}
 iniconfig = "*"
 packaging = "*"
-pluggy = ">=0.12,<2.0"
+pluggy = ">=1.3.0,<2.0"
 tomli = {version = ">=1.0.0", markers = "python_version < \"3.11\""}
 
 [package.extras]
@@ -1220,4 +1220,4 @@ plotly = ["plotly"]
 [metadata]
 lock-version = "2.0"
 python-versions = ">=3.8.1,<4.0"
-content-hash = "f432ef13e4c510b61e9896af81833d41a52a7a3f45dd984748b9037cb652fffc"
+content-hash = "d7a9ae42126ed614fada75df90c88080f26a62df03f1562db9de4ea76e52f3dc"
diff --git a/pyproject.toml b/pyproject.toml
index 096d5da..fbcdb7b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ exclude = ["test/**/*.py", "example/**", "ts-diagrams/**"]
         plotly = { version = "^5.13.1", optional = true }
 
         [tool.poetry.group.dev.dependencies]
-        pytest = "^7.2.0"
+        pytest = ">=7.2,<9.0"
         pytest-clarity = "^1.0.1"
         pytest-cov = "^4.0.0"
         flake8 = ">=6,<8"