diff --git a/src/silx/conftest.py b/src/silx/conftest.py
index 0a6a84e6d0..ca1173e110 100644
--- a/src/silx/conftest.py
+++ b/src/silx/conftest.py
@@ -77,12 +77,21 @@ def pytest_configure(config):
     "ignore:Non-empty compiler output encountered. Set the environment variable PYOPENCL_COMPILER_OUTPUT=1 to see more.:UserWarning",
     # Remove __array__ ignore once h5py v3.12 is released
     "ignore:__array__ implementation doesn't accept a copy keyword, so passing copy=False failed. __array__ must implement 'dtype' and 'copy' keyword arguments.:DeprecationWarning",
-    "ignore::pyopencl.RepeatedKernelRetrieval",
     # Deprecated pyparsing usage in matplotlib: https://github.com/matplotlib/matplotlib/issues/30617
     "ignore::DeprecationWarning:matplotlib._fontconfig_pattern",
     "ignore::DeprecationWarning:matplotlib._mathtext",
     "ignore::DeprecationWarning:pyparsing.util",
 )
+try:
+    import pyopencl
+except Exception:
+    pass
+else:
+    pyopen_version = tuple(int(i) for i in pyopencl.__version__.split(".")[:2])
+    if pyopen_version >= (2025, 2):
+        _FILTERWARNINGS = _FILTERWARNINGS + (
+            "ignore::pyopencl.RepeatedKernelRetrieval",
+        )
 
 
 def pytest_collection_modifyitems(items):
diff --git a/src/silx/io/test/test_nxdata.py b/src/silx/io/test/test_nxdata.py
index baec00c269..bc7d19f217 100644
--- a/src/silx/io/test/test_nxdata.py
+++ b/src/silx/io/test/test_nxdata.py
@@ -24,9 +24,10 @@
 
 __authors__ = ["P. Knobel"]
 __license__ = "MIT"
-__date__ = "24/03/2020"
+__date__ = "02/12/2025"
 
 
+import os
 import tempfile
 import unittest
 
@@ -490,6 +491,12 @@ def setUp(self):
         tmp.file.close()
         self.h5fname = tmp.name
 
+    def tearDown(self):
+        try:
+            os.unlink(self.h5fname)
+        except Exception as err:
+            print(f"{type(err).__name__}: {err}\nWhile deleting `{self.h5fname}`")
+
     def testSimpleSave(self):
         sig = numpy.array([0, 1, 2])
         a0 = numpy.array([2, 3, 4])