diff --git a/phy/cluster/tests/test_supervisor.py b/phy/cluster/tests/test_supervisor.py
index 8eeffb4e6..23881519b 100644
--- a/phy/cluster/tests/test_supervisor.py
+++ b/phy/cluster/tests/test_supervisor.py
@@ -8,7 +8,7 @@
 
 #from contextlib import contextmanager
 
-from pytest import yield_fixture, fixture
+from pytest import fixture, fixture
 import numpy as np
 from numpy.testing import assert_array_equal as ae
 
@@ -34,7 +34,7 @@ def handler(msg_type, msg_log_context, msg_string):
 # Fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def gui(tempdir, qtbot):
     # NOTE: mock patch show box exec_
     _supervisor._show_box = lambda _: _
diff --git a/phy/cluster/views/tests/conftest.py b/phy/cluster/views/tests/conftest.py
index a54b01c8a..4df26295e 100644
--- a/phy/cluster/views/tests/conftest.py
+++ b/phy/cluster/views/tests/conftest.py
@@ -6,7 +6,7 @@
 # Imports
 #------------------------------------------------------------------------------
 
-from pytest import yield_fixture
+from pytest import fixture
 
 from phy.gui import GUI
 
@@ -15,7 +15,7 @@
 # Utilities and fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def gui(tempdir, qtbot):
     gui = GUI(position=(200, 200), size=(800, 600), config_dir=tempdir)
     gui.set_default_actions()
diff --git a/phy/gui/tests/conftest.py b/phy/gui/tests/conftest.py
index ed8cfff17..f2d836bc4 100644
--- a/phy/gui/tests/conftest.py
+++ b/phy/gui/tests/conftest.py
@@ -6,7 +6,7 @@
 # Imports
 #------------------------------------------------------------------------------
 
-from pytest import yield_fixture
+from pytest import fixture
 
 from ..actions import Actions, Snippets
 from ..gui import GUI
@@ -16,7 +16,7 @@
 # Utilities and fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def gui(tempdir, qtbot):
     gui = GUI(position=(200, 100), size=(100, 100), config_dir=tempdir)
     gui.set_default_actions()
@@ -28,11 +28,11 @@ def gui(tempdir, qtbot):
     del gui
 
 
-@yield_fixture
+@fixture
 def actions(gui):
     yield Actions(gui, name='actions')
 
 
-@yield_fixture
+@fixture
 def snippets(gui):
     yield Snippets(gui)
diff --git a/phy/gui/tests/test_widgets.py b/phy/gui/tests/test_widgets.py
index df2207058..4ce0eae3f 100644
--- a/phy/gui/tests/test_widgets.py
+++ b/phy/gui/tests/test_widgets.py
@@ -8,7 +8,7 @@
 
 from functools import partial
 from pathlib import Path
-from pytest import yield_fixture, mark
+from pytest import fixture, mark
 
 from phylib.utils import connect, unconnect
 from phylib.utils.testing import captured_logging
@@ -37,7 +37,7 @@ def _wait_until_table_ready(qtbot, table):
     b.wait()
 
 
-@yield_fixture
+@fixture
 def table(qtbot):
     columns = ["id", "count"]
     data = [{"id": i,
diff --git a/phy/plot/tests/conftest.py b/phy/plot/tests/conftest.py
index d62862781..d60ecacf2 100644
--- a/phy/plot/tests/conftest.py
+++ b/phy/plot/tests/conftest.py
@@ -6,7 +6,7 @@
 # Imports
 #------------------------------------------------------------------------------
 
-from pytest import fixture, yield_fixture
+from pytest import fixture, fixture
 
 from ..base import BaseCanvas
 from ..panzoom import PanZoom
@@ -16,7 +16,7 @@
 # Utilities and fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def canvas(qapp, qtbot):
     c = BaseCanvas()
     yield c
diff --git a/phy/plot/tests/test_base.py b/phy/plot/tests/test_base.py
index 7ac8bf58d..5382aa38b 100644
--- a/phy/plot/tests/test_base.py
+++ b/phy/plot/tests/test_base.py
@@ -10,7 +10,7 @@
 import logging
 
 import numpy as np
-from pytest import yield_fixture
+from pytest import fixture
 
 from ..base import BaseVisual, GLSLInserter, gloo
 from ..transform import (subplot_bounds, Translate, Scale, Range,
@@ -25,7 +25,7 @@
 # Fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def vertex_shader_nohook():
     yield """
         attribute vec2 a_position;
@@ -35,7 +35,7 @@ def vertex_shader_nohook():
         """
 
 
-@yield_fixture
+@fixture
 def vertex_shader():
     yield """
         attribute vec2 a_position;
@@ -46,7 +46,7 @@ def vertex_shader():
         """
 
 
-@yield_fixture
+@fixture
 def fragment_shader():
     yield """
             void main() {
diff --git a/phy/plot/tests/test_panzoom.py b/phy/plot/tests/test_panzoom.py
index 620881248..56c909c0b 100644
--- a/phy/plot/tests/test_panzoom.py
+++ b/phy/plot/tests/test_panzoom.py
@@ -10,7 +10,7 @@
 import os
 
 from numpy.testing import assert_allclose as ac
-from pytest import yield_fixture
+from pytest import fixture
 
 from . import mouse_drag, key_press
 from ..base import BaseVisual
@@ -34,7 +34,7 @@ def set_data(self):
         self.emit_visual_set_data()
 
 
-@yield_fixture
+@fixture
 def panzoom(qtbot, canvas_pz):
     c = canvas_pz
     visual = MyTestVisual()
diff --git a/phy/utils/tests/conftest.py b/phy/utils/tests/conftest.py
index 25f21eac2..27d6ee4c1 100644
--- a/phy/utils/tests/conftest.py
+++ b/phy/utils/tests/conftest.py
@@ -6,14 +6,14 @@
 # Imports
 #------------------------------------------------------------------------------
 
-from pytest import yield_fixture
+from pytest import fixture
 
 
 #------------------------------------------------------------------------------
 # Common fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def temp_config_dir(tempdir):
     """NOTE: the user directory should be loaded with:
 
diff --git a/phy/utils/tests/test_context.py b/phy/utils/tests/test_context.py
index 968a15a5e..44c554459 100644
--- a/phy/utils/tests/test_context.py
+++ b/phy/utils/tests/test_context.py
@@ -10,7 +10,7 @@
 
 import numpy as np
 from numpy.testing import assert_array_equal as ae
-from pytest import fixture, yield_fixture
+from pytest import fixture, fixture
 
 from phylib.io.array import write_array, read_array
 from ..context import Context, _fullname
@@ -26,7 +26,7 @@ def context(tempdir):
     return ctx
 
 
-@yield_fixture
+@fixture
 def temp_phy_config_dir(tempdir):
     """Use a temporary phy user directory."""
     import phy.utils.context
diff --git a/phy/utils/tests/test_plugin.py b/phy/utils/tests/test_plugin.py
index 68f128d31..7b5ee4e30 100644
--- a/phy/utils/tests/test_plugin.py
+++ b/phy/utils/tests/test_plugin.py
@@ -9,7 +9,7 @@
 
 from textwrap import dedent
 
-from pytest import yield_fixture, raises
+from pytest import fixture, raises
 
 from ..plugin import (IPluginRegistry,
                       IPlugin,
@@ -24,7 +24,7 @@
 # Fixtures
 #------------------------------------------------------------------------------
 
-@yield_fixture
+@fixture
 def no_native_plugins():
     # Save the plugins.
     plugins = IPluginRegistry.plugins