diff --git a/poetry.lock b/poetry.lock
index 99fe23aa..c6e53979 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1162,14 +1162,14 @@ tomlkit = ">=0.11"
 
 [[package]]
 name = "pytest-randomly"
-version = "3.16.0"
+version = "4.0.0"
 description = "Pytest plugin to randomly order tests and control random.seed."
 optional = false
 python-versions = ">=3.9"
 groups = ["dev"]
 files = [
-    {file = "pytest_randomly-3.16.0-py3-none-any.whl", hash = "sha256:8633d332635a1a0983d3bba19342196807f6afb17c3eef78e02c2f85dade45d6"},
-    {file = "pytest_randomly-3.16.0.tar.gz", hash = "sha256:11bf4d23a26484de7860d82f726c0629837cf4064b79157bd18ec9d41d7feb26"},
+    {file = "pytest_randomly-4.0.0-py3-none-any.whl", hash = "sha256:50297deaa5f18bf0b7d2aadfb3332eb3b313628aff260b63210d03578d3691aa"},
+    {file = "pytest_randomly-4.0.0.tar.gz", hash = "sha256:521c216e94e8b40cccfa5da5e403e9c45a3071db6f9f1cb2d5658e9017def2a9"},
 ]
 
 [package.dependencies]
@@ -1981,4 +1981,4 @@ compatible-mypy = ["mypy"]
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.10"
-content-hash = "5cff5812ec5cdc69393c70db8f76b5fbd6e1d0e72ff18991cc945f559d0bb8dc"
+content-hash = "d488b4503bf37b4357c5134a570c7d0af3e3b3f19417d0e81cdf444b8bded018"
diff --git a/pyproject.toml b/pyproject.toml
index ff4e0158..320daed4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ slotscheck = "^0.19"
 ruff = "^0.12"
 
 pytest-cov = ">=6,<8"
-pytest-randomly = "^3.12"
+pytest-randomly = ">=3.12,<5.0"
 pytest-mypy-plugins = "^3.1"
 pytest-subtests = "^0.14"
 pytest-shard = "^0.1"