diff --git a/pyproject.toml b/pyproject.toml
index 4beab335..a802b34a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ managed = false
 
 [project.optional-dependencies]
 test = [
-    "pytest>=9.0.3",
+    "pytest>=9.1.1",
     "pytest-cov",
     "numpy>=1.26.4",
     "requests>=2.33.0",  # HTTP API / docs-example tests
@@ -77,7 +77,7 @@ dev = [
     "black",
     "isort",
     "mypy",
-    "pytest>=9.0.3",
+    "pytest>=9.1.1",
     "pytest-cov",
     "numpy>=1.26.4",
     "requests>=2.33.0",  # HTTP API / docs-example tests