diff --git a/pyproject.toml b/pyproject.toml
index 2a40aa6..cf32367 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -52,10 +52,10 @@ dependencies = [
 # this project deliberately has no build-system, so `pip install .[dev]`
 # is not a path anyone should depend on).
 dev = [
-    "pytest==9.1.1",
+    "pytest==9.2.0",
     "pytest-cov==7.1.0",
     "pytest-timeout==2.4.0",
-    "ruff==0.17.3",
+    "ruff==0.17.4",
 ]
 
 [project.urls]
diff --git a/requirements-dev.txt b/requirements-dev.txt
index 125aa73..a5296af 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -13,10 +13,10 @@
 # file, so bump them together with a full local run.
 -r requirements.txt
 
-pytest==9.1.1
+pytest==9.2.0
 pytest-cov==7.1.0
 pytest-timeout==2.4.0
-ruff==0.17.3
+ruff==0.17.4
 
 # Imported only by experimental/capture.py and experimental/vision.py and
 # their suite (tests/test_experimental_addons.py). The productive app does