diff --git a/test/requirements_lnx_cu12.txt b/test/requirements_lnx_cu12.txt
index 2f02cdf..1ca8b85 100644
--- a/test/requirements_lnx_cu12.txt
+++ b/test/requirements_lnx_cu12.txt
@@ -11,7 +11,7 @@ torchvision; python_version < '3.13' and platform_machine == "x86_64"
 opencv-python==4.11.0.86
 scikit-image==0.25.0; python_version >= '3.10' and python_version < '3.14'
 scipy==1.15.1; python_version >= '3.10' and python_version < '3.14'
-pytest==8.3.4
+pytest==9.0.3
 pytest-xdist>=3.0.0
 nose
 nose2
diff --git a/test/requirements_lnx_cu13.txt b/test/requirements_lnx_cu13.txt
index 2ee732b..16fcce3 100644
--- a/test/requirements_lnx_cu13.txt
+++ b/test/requirements_lnx_cu13.txt
@@ -10,7 +10,7 @@ torchvision; python_version < '3.13' and platform_machine == "x86_64"
 opencv-python==4.11.0.86
 scikit-image==0.25.0; python_version < '3.14'
 scipy==1.15.1; python_version < '3.14'
-pytest==8.3.4
+pytest==9.0.3
 pytest-xdist>=3.0.0
 nose
 nose2
diff --git a/test/requirements_win_cu12.txt b/test/requirements_win_cu12.txt
index 9c8f012..92076d9 100644
--- a/test/requirements_win_cu12.txt
+++ b/test/requirements_win_cu12.txt
@@ -9,7 +9,7 @@ torch==2.3.1+cu121; python_version < '3.13'
 opencv-python==4.11.0.86
 scikit-image==0.25.0; python_version < '3.14'
 scipy==1.15.1; python_version < '3.14'
-pytest==8.3.4
+pytest==9.0.3
 pytest-xdist>=3.0.0
 pynvml==11.5.3
 # highdicom pulls in pyjpegls, which has no wheel for Python 3.14 and requires MSVC to build on Windows.
diff --git a/test/requirements_win_cu13.txt b/test/requirements_win_cu13.txt
index 2c3d49b..1abe035 100644
--- a/test/requirements_win_cu13.txt
+++ b/test/requirements_win_cu13.txt
@@ -9,7 +9,7 @@ torch==2.3.1+cu121; python_version < '3.13'
 opencv-python==4.11.0.86
 scikit-image==0.25.0; python_version >= '3.10' and python_version < '3.14'
 scipy==1.15.1; python_version >= '3.10' and python_version < '3.14'
-pytest==8.3.4
+pytest==9.0.3
 pytest-xdist>=3.0.0
 pynvml==11.5.3
 # highdicom pulls in pyjpegls, which has no wheel for Python 3.14 and requires MSVC to build on Windows.