diff --git a/poetry.lock b/poetry.lock
index 9c3cb78..bbee0b8 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.3.3 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.2.1 and should not be changed by hand.
 
 [[package]]
 name = "alabaster"
@@ -2770,7 +2770,7 @@ files = [
 
 [package.dependencies]
 latexcodec = ">=1.0.4"
-pyyaml = ">=3.1"
+pyyaml = ">=3.01"
 
 [[package]]
 name = "pybtex-docutils"
@@ -2848,20 +2848,20 @@ diagrams = ["jinja2", "railroad-diagrams"]
 
 [[package]]
 name = "pytest"
-version = "8.4.2"
+version = "9.0.3"
 description = "pytest: simple powerful testing with Python"
 optional = false
-python-versions = ">=3.9"
+python-versions = ">=3.10"
 groups = ["tests"]
 files = [
-    {file = "pytest-8.4.2-py3-none-any.whl", hash = "sha256:872f880de3fc3a5bdc88a11b39c9710c3497a547cfa9320bc3c5e62fbf272e79"},
-    {file = "pytest-8.4.2.tar.gz", hash = "sha256:86c0d0b93306b961d58d62a4db4879f27fe25513d4b969df351abdddb3c30e01"},
+    {file = "pytest-9.0.3-py3-none-any.whl", hash = "sha256:2c5efc453d45394fdd706ade797c0a81091eccd1d6e4bccfcd476e2b8e0ab5d9"},
+    {file = "pytest-9.0.3.tar.gz", hash = "sha256:b86ada508af81d19edeb213c681b1d48246c1a91d304c6c81a427674c17eb91c"},
 ]
 
 [package.dependencies]
 colorama = {version = ">=0.4", markers = "sys_platform == \"win32\""}
-iniconfig = ">=1"
-packaging = ">=20"
+iniconfig = ">=1.0.1"
+packaging = ">=22"
 pluggy = ">=1.5,<2"
 pygments = ">=2.7.2"
 
@@ -3941,4 +3941,4 @@ qmatchatea = ["qmatchatea"]
 [metadata]
 lock-version = "2.1"
 python-versions = ">=3.11,<3.14"
-content-hash = "ffcf3cfc548f248b95a0ef4c341c5ce07329be8d5f2a79f207be42f2c54b8cbf"
+content-hash = "c481f345e729c8a67b6869092ce73b465f6ae8ad9594be8b8ff7590fdeeba60b"
diff --git a/pyproject.toml b/pyproject.toml
index b85d94d..f631f18 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ ipython = "^8.34.0"
 optional = true
 
 [tool.poetry.group.tests.dependencies]
-pytest = "^8.0.0"
+pytest = ">=8,<10"
 pytest-cov = "^4.1.0"
 pytest-env = "^1.1.3"