diff --git a/conftest.py b/conftest.py
index 6e43d1a6499..9406e5a55f0 100644
--- a/conftest.py
+++ b/conftest.py
@@ -103,16 +103,18 @@ def get_dispatch_core_type():
     return dispatch_core_type
 
 
-def get_dispatch_core_config(device_params):
+def get_updated_device_params(device_params):
     import ttnn
 
     dispatch_core_type = get_dispatch_core_type()
-    dispatch_core_axis = device_params.pop(
+    new_device_params = device_params.copy()
+    dispatch_core_axis = new_device_params.pop(
         "dispatch_core_axis",
         ttnn.DispatchCoreAxis.COL if os.environ["ARCH_NAME"] == "blackhole" else ttnn.DispatchCoreAxis.ROW,
     )
     dispatch_core_config = ttnn.DispatchCoreConfig(dispatch_core_type, dispatch_core_axis)
-    return dispatch_core_config
+    new_device_params["dispatch_core_config"] = dispatch_core_config
+    return new_device_params
 
 
 @pytest.fixture(scope="function")
@@ -129,8 +131,8 @@ def device(request, device_params):
 
     num_devices = ttnn.GetNumPCIeDevices()
     assert device_id < num_devices, "CreateDevice not supported for non-mmio device"
-    dispatch_core_config = get_dispatch_core_config(device_params)
-    device = ttnn.CreateDevice(device_id=device_id, dispatch_core_config=dispatch_core_config, **device_params)
+    updated_device_params = get_updated_device_params(device_params)
+    device = ttnn.CreateDevice(device_id=device_id, **updated_device_params)
     ttnn.SetDefaultDevice(device)
 
     yield device
@@ -150,8 +152,8 @@ def pcie_devices(request, device_params):
     request.node.pci_ids = device_ids
 
     # Get only physical devices
-    dispatch_core_config = get_dispatch_core_config(device_params)
-    devices = ttnn.CreateDevices(device_ids, dispatch_core_config=dispatch_core_config, **device_params)
+    updated_device_params = get_updated_device_params(device_params)
+    devices = ttnn.CreateDevices(device_ids, **updated_device_params)
 
     yield [devices[i] for i in range(num_devices)]
 
@@ -170,8 +172,8 @@ def all_devices(request, device_params):
     request.node.pci_ids = [ttnn.GetPCIeDeviceID(i) for i in device_ids]
 
     # Get only physical devices
-    dispatch_core_config = get_dispatch_core_config(device_params)
-    devices = ttnn.CreateDevices(device_ids, dispatch_core_config=dispatch_core_config, **device_params)
+    updated_device_params = get_updated_device_params(device_params)
+    devices = ttnn.CreateDevices(device_ids, **updated_device_params)
 
     yield [devices[i] for i in range(num_devices)]
 
@@ -222,10 +224,8 @@ def mesh_device(request, silicon_arch_name, silicon_arch_wormhole_b0, device_par
 
     request.node.pci_ids = [ttnn.GetPCIeDeviceID(i) for i in device_ids[:num_devices_requested]]
 
-    dispatch_core_config = get_dispatch_core_config(device_params)
-    mesh_device = ttnn.open_mesh_device(
-        mesh_shape=mesh_shape, dispatch_core_config=dispatch_core_config, **device_params
-    )
+    updated_device_params = get_updated_device_params(device_params)
+    mesh_device = ttnn.open_mesh_device(mesh_shape=mesh_shape, **updated_device_params)
 
     logger.debug(f"multidevice with {mesh_device.get_num_devices()} devices is created")
     yield mesh_device
@@ -252,11 +252,10 @@ def pcie_mesh_device(request, silicon_arch_name, silicon_arch_wormhole_b0, devic
 
     request.node.pci_ids = device_ids[:num_pcie_devices_requested]
 
-    dispatch_core_config = get_dispatch_core_config(device_params)
+    updated_device_params = get_updated_device_params(device_params)
     mesh_device = ttnn.open_mesh_device(
         mesh_shape=ttnn.MeshShape(2, 2),
-        dispatch_core_config=dispatch_core_config,
-        **device_params,
+        **updated_device_params,
         offset=ttnn.MeshOffset(0, 1),
         mesh_type=ttnn.MeshType.Ring,
     )
@@ -278,11 +277,10 @@ def n300_mesh_device(request, silicon_arch_name, silicon_arch_wormhole_b0, devic
     if ttnn.get_num_devices() < 2:
         pytest.skip()
 
-    dispatch_core_config = get_dispatch_core_config(device_params)
+    updated_device_params = get_updated_device_params(device_params)
     mesh_device = ttnn.open_mesh_device(
         mesh_shape=ttnn.MeshShape(1, 2),
-        dispatch_core_config=dispatch_core_config,
-        **device_params,
+        **updated_device_params,
     )
 
     logger.debug(f"multidevice with {mesh_device.get_num_devices()} devices is created")
@@ -303,11 +301,10 @@ def t3k_mesh_device(request, silicon_arch_name, silicon_arch_wormhole_b0, device
         pytest.skip()
 
     request.node.pci_ids = ttnn.get_pcie_device_ids()
-    dispatch_core_config = get_dispatch_core_config(device_params)
+    updated_device_params = get_updated_device_params(device_params)
     mesh_device = ttnn.open_mesh_device(
         mesh_shape=ttnn.MeshShape(2, 4),
-        dispatch_core_config=dispatch_core_config,
-        **device_params,
+        **updated_device_params,
         mesh_type=ttnn.MeshType.Ring,
     )