diff --git a/gplugins/common/utils/tests/test_get_component_with_new_port_layers.py b/gplugins/common/utils/tests/test_get_component_with_new_port_layers.py
index 3b2db566..e2636ebb 100644
--- a/gplugins/common/utils/tests/test_get_component_with_new_port_layers.py
+++ b/gplugins/common/utils/tests/test_get_component_with_new_port_layers.py
@@ -1,5 +1,5 @@
 from gdsfactory.components import straight_heater_metal
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 
 from gplugins.common.utils.get_component_with_net_layers import (
     get_component_layer_stack,
diff --git a/gplugins/devsim/doping.py b/gplugins/devsim/doping.py
index 96382c05..0de4d8c3 100644
--- a/gplugins/devsim/doping.py
+++ b/gplugins/devsim/doping.py
@@ -1,7 +1,7 @@
 from collections.abc import Callable
 
 import numpy as np
-from gdsfactory.generic_tech import LAYER
+from gdsfactory.gpdk import LAYER
 from gdsfactory.typings import Layer
 from pydantic import BaseModel, ConfigDict
 
diff --git a/gplugins/devsim/get_simulation.py b/gplugins/devsim/get_simulation.py
index 14d2deea..23f07a97 100644
--- a/gplugins/devsim/get_simulation.py
+++ b/gplugins/devsim/get_simulation.py
@@ -230,7 +230,7 @@ def create_2Duz_simulation(
 
 if __name__ == "__main__":
     import gdsfactory as gf
-    from gdsfactory.generic_tech import LAYER, LAYER_STACK
+    from gdsfactory.gpdk import LAYER, LAYER_STACK
 
     # We choose a representative subdomain of the component
     waveguide = gf.Component()
diff --git a/gplugins/elmer/get_capacitance.py b/gplugins/elmer/get_capacitance.py
index 1ab644e7..a04ed902 100644
--- a/gplugins/elmer/get_capacitance.py
+++ b/gplugins/elmer/get_capacitance.py
@@ -11,7 +11,7 @@
 
 import gdsfactory as gf
 import gmsh
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 from gdsfactory.technology import LayerStack
 from jinja2 import Environment, FileSystemLoader
 from numpy import isfinite
diff --git a/gplugins/elmer/tests/test_elmer.py b/gplugins/elmer/tests/test_elmer.py
index 8d292056..eef3ab35 100644
--- a/gplugins/elmer/tests/test_elmer.py
+++ b/gplugins/elmer/tests/test_elmer.py
@@ -4,7 +4,7 @@
 import pytest
 from gdsfactory.component import Component
 from gdsfactory.components import interdigital_capacitor_enclosed
-from gdsfactory.generic_tech import LAYER
+from gdsfactory.gpdk import LAYER
 from gdsfactory.technology import LayerStack
 from gdsfactory.technology.layer_stack import LayerLevel
 
diff --git a/gplugins/fdtdz/get_epsilon_fdtdz.py b/gplugins/fdtdz/get_epsilon_fdtdz.py
index 45180bd0..97e0f3a8 100644
--- a/gplugins/fdtdz/get_epsilon_fdtdz.py
+++ b/gplugins/fdtdz/get_epsilon_fdtdz.py
@@ -215,7 +215,7 @@ def add_plot_labels(arg0, arg1, arg2, arg3) -> None:
 
 if __name__ == "__main__":
     import gdsfactory as gf
-    from gdsfactory.generic_tech import LAYER, LAYER_STACK
+    from gdsfactory.gpdk import LAYER, LAYER_STACK
 
     length = 5
 
diff --git a/gplugins/fdtdz/get_ports_fdtdz.py b/gplugins/fdtdz/get_ports_fdtdz.py
index f95e3156..77d2bcf2 100644
--- a/gplugins/fdtdz/get_ports_fdtdz.py
+++ b/gplugins/fdtdz/get_ports_fdtdz.py
@@ -190,7 +190,7 @@ def plot_mode(
 
 if __name__ == "__main__":
     import gdsfactory as gf
-    from gdsfactory.generic_tech import LAYER, LAYER_STACK
+    from gdsfactory.gpdk import LAYER, LAYER_STACK
 
     from gplugins.fdtdz.get_epsilon_fdtdz import component_to_epsilon_pjz
 
diff --git a/gplugins/fdtdz/get_sparameters_fdtdz.py b/gplugins/fdtdz/get_sparameters_fdtdz.py
index 99f1fda8..0a385b20 100644
--- a/gplugins/fdtdz/get_sparameters_fdtdz.py
+++ b/gplugins/fdtdz/get_sparameters_fdtdz.py
@@ -147,7 +147,7 @@ def get_sparameters_fdtdz(
 
 
 if __name__ == "__main__":
-    from gdsfactory.generic_tech import LAYER, LAYER_STACK
+    from gdsfactory.gpdk import LAYER, LAYER_STACK
 
     length = 5
 
diff --git a/gplugins/femwell/test_mode_solver.py b/gplugins/femwell/test_mode_solver.py
index e2e244f8..13097c89 100644
--- a/gplugins/femwell/test_mode_solver.py
+++ b/gplugins/femwell/test_mode_solver.py
@@ -1,6 +1,6 @@
 import numpy as np
 import pytest
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 from gdsfactory.technology import LayerStack
 from meshwell.resolution import ConstantInField
 
diff --git a/gplugins/klayout/dataprep/regions.py b/gplugins/klayout/dataprep/regions.py
index 5ff6be35..71e88d3a 100644
--- a/gplugins/klayout/dataprep/regions.py
+++ b/gplugins/klayout/dataprep/regions.py
@@ -200,7 +200,7 @@ def __delattr__(self, element) -> None:
 
 if __name__ == "__main__":
     import kfactory as kf
-    from gdsfactory.generic_tech import LAYER
+    from gdsfactory.gpdk import LAYER
 
     c = gf.Component()
     ring = c << gf.components.coupler_ring()
diff --git a/gplugins/klayout/drc/check_width.py b/gplugins/klayout/drc/check_width.py
index 94cc8126..a68d46f5 100644
--- a/gplugins/klayout/drc/check_width.py
+++ b/gplugins/klayout/drc/check_width.py
@@ -58,7 +58,7 @@ def demo() -> None:
 
 if __name__ == "__main__":
     import gdsfactory as gf
-    from gdsfactory.generic_tech import LAYER
+    from gdsfactory.gpdk import LAYER
 
     w = 0.12
     c = gf.components.rectangle(size=(w, w), layer=LAYER.WG)
diff --git a/gplugins/klayout/drc/write_drc.py b/gplugins/klayout/drc/write_drc.py
index 49b7e464..77f57179 100644
--- a/gplugins/klayout/drc/write_drc.py
+++ b/gplugins/klayout/drc/write_drc.py
@@ -402,7 +402,7 @@ def write_drc_deck_macro(
             check_area,
             check_density,
         )
-        from gdsfactory.generic_tech import LAYER
+        from gdsfactory.gpdk import LAYER
         rules = [
             check_width(layer="WG", value=0.2),
             check_space(layer="WG", value=0.2),
@@ -445,7 +445,7 @@ def write_drc_deck_macro(
 
 
 if __name__ == "__main__":
-    from gdsfactory.generic_tech import LAYER
+    from gdsfactory.gpdk import LAYER
 
     rules = [
         derived_layer_boolean("TRENCH", "SLAB90", "-", "WG"),
diff --git a/gplugins/klayout/tests/test_dataprep_regions.py b/gplugins/klayout/tests/test_dataprep_regions.py
index 6712250b..e3ecbbe0 100644
--- a/gplugins/klayout/tests/test_dataprep_regions.py
+++ b/gplugins/klayout/tests/test_dataprep_regions.py
@@ -2,7 +2,7 @@
 
 import gdsfactory as gf
 import pytest
-from gdsfactory.generic_tech.layer_map import LAYER
+from gdsfactory.gpdk.layer_map import LAYER
 from kfactory import kdb
 
 import gplugins.klayout.dataprep.regions as dp
diff --git a/gplugins/lumerical/read.py b/gplugins/lumerical/read.py
index c5013425..ae409d1f 100644
--- a/gplugins/lumerical/read.py
+++ b/gplugins/lumerical/read.py
@@ -7,7 +7,7 @@
 import numpy as np
 from gdsfactory import logger
 from gdsfactory.component import Component
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 from gdsfactory.technology import LayerStack
 
 from gplugins.common.utils.get_sparameters_path import (
diff --git a/gplugins/lumerical/write_sparameters_lumerical.py b/gplugins/lumerical/write_sparameters_lumerical.py
index dee946a6..28f9540d 100644
--- a/gplugins/lumerical/write_sparameters_lumerical.py
+++ b/gplugins/lumerical/write_sparameters_lumerical.py
@@ -11,7 +11,7 @@
 import yaml
 from gdsfactory import logger
 from gdsfactory.config import __version__
-from gdsfactory.generic_tech.simulation_settings import (
+from gdsfactory.gpdk.simulation_settings import (
     SIMULATION_SETTINGS_LUMERICAL_FDTD,
     SimulationSettingsLumericalFdtd,
 )
diff --git a/gplugins/meshwell/get_meshwell_3D.py b/gplugins/meshwell/get_meshwell_3D.py
index a69b92e6..45432677 100644
--- a/gplugins/meshwell/get_meshwell_3D.py
+++ b/gplugins/meshwell/get_meshwell_3D.py
@@ -6,7 +6,7 @@
 import kfactory as kf
 from gdsfactory.add_padding import add_padding_container, add_padding
 from functools import partial
-from gdsfactory.generic_tech.layer_map import LAYER
+from gdsfactory.gpdk.layer_map import LAYER
 from gplugins.common.utils.geometry import region_to_shapely_polygons
 
 
@@ -106,8 +106,8 @@ def get_meshwell_prisms(
 
 if __name__ == "__main__":
     from gdsfactory.components import ge_detector_straight_si_contacts, add_frame
-    from gdsfactory.generic_tech.layer_stack import get_layer_stack
-    from gdsfactory.generic_tech.layer_map import LAYER
+    from gdsfactory.gpdk.layer_stack import get_layer_stack
+    from gdsfactory.gpdk.layer_map import LAYER
     from meshwell.cad import cad
     from meshwell.mesh import mesh
 
diff --git a/gplugins/meshwell/get_meshwell_cross_section.py b/gplugins/meshwell/get_meshwell_cross_section.py
index c8dc2aa2..f27c650c 100644
--- a/gplugins/meshwell/get_meshwell_cross_section.py
+++ b/gplugins/meshwell/get_meshwell_cross_section.py
@@ -8,7 +8,7 @@
 import kfactory as kf
 from gdsfactory.add_padding import add_padding_container, add_padding
 from functools import partial
-from gdsfactory.generic_tech.layer_map import LAYER
+from gdsfactory.gpdk.layer_map import LAYER
 from typing import Literal
 import numpy as np
 from gplugins.common.utils.geometry import region_to_shapely_polygons
@@ -205,8 +205,8 @@ def _linestring_to_cross_section_polygon(linestring, layer_level: gf.technology.
 if __name__ == "__main__":
 
     from gdsfactory.components import ge_detector_straight_si_contacts
-    from gdsfactory.generic_tech.layer_stack import get_layer_stack
-    from gdsfactory.generic_tech.layer_map import LAYER
+    from gdsfactory.gpdk.layer_stack import get_layer_stack
+    from gdsfactory.gpdk.layer_map import LAYER
     from meshwell.cad import cad
     from meshwell.mesh import mesh
 
diff --git a/gplugins/meshwell/tests/test_meshwell.py b/gplugins/meshwell/tests/test_meshwell.py
index 5134fe3a..cefdf8d0 100644
--- a/gplugins/meshwell/tests/test_meshwell.py
+++ b/gplugins/meshwell/tests/test_meshwell.py
@@ -3,7 +3,7 @@
 
 
 from gdsfactory.components import bend_circular, add_frame
-from gdsfactory.generic_tech.layer_stack import get_layer_stack
+from gdsfactory.gpdk.layer_stack import get_layer_stack
 from meshwell.cad import cad
 from meshwell.mesh import mesh
 from pathlib import Path
diff --git a/gplugins/palace/get_capacitance.py b/gplugins/palace/get_capacitance.py
index 177a03eb..84cfd6d5 100644
--- a/gplugins/palace/get_capacitance.py
+++ b/gplugins/palace/get_capacitance.py
@@ -15,7 +15,7 @@
 from kfactory import kdb
 import gdsfactory as gf
 import gmsh
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 from gdsfactory.technology import LayerStack
 from numpy import isfinite
 from pandas import read_csv
diff --git a/gplugins/palace/get_scattering.py b/gplugins/palace/get_scattering.py
index c49fafb7..c6e1ccdd 100644
--- a/gplugins/palace/get_scattering.py
+++ b/gplugins/palace/get_scattering.py
@@ -15,7 +15,7 @@
 import gdsfactory as gf
 import gmsh
 import pandas as pd
-from gdsfactory.generic_tech import LAYER_STACK
+from gdsfactory.gpdk import LAYER_STACK
 from gdsfactory.technology import LayerStack
 from numpy import isfinite
 
diff --git a/gplugins/palace/tests/test_palace.py b/gplugins/palace/tests/test_palace.py
index 702378a9..21b426c9 100644
--- a/gplugins/palace/tests/test_palace.py
+++ b/gplugins/palace/tests/test_palace.py
@@ -7,7 +7,7 @@
 from gdsfactory.components.analog.interdigital_capacitor import (
     interdigital_capacitor,
 )
-from gdsfactory.generic_tech import LAYER
+from gdsfactory.gpdk import LAYER
 from gdsfactory.technology import LayerStack
 from gdsfactory.technology.layer_stack import LayerLevel
 
diff --git a/gplugins/sentaurus/sde.py b/gplugins/sentaurus/sde.py
index 17a1e1f6..ddadabd7 100644
--- a/gplugins/sentaurus/sde.py
+++ b/gplugins/sentaurus/sde.py
@@ -258,8 +258,8 @@ def write_sde(
 
 if __name__ == "__main__":
     from gdsfactory.components import straight_pn
-    from gdsfactory.generic_tech import LAYER
-    from gdsfactory.generic_tech.layer_stack import WAFER_STACK
+    from gdsfactory.gpdk import LAYER
+    from gdsfactory.gpdk.layer_stack import WAFER_STACK
 
     # Create a component with the right contacts
     length = 3
@@ -298,7 +298,7 @@ def write_sde(
     #                )
 
     # Tweak process
-    from gdsfactory.generic_tech.layer_stack import LayerStackParameters
+    from gdsfactory.gpdk.layer_stack import LayerStackParameters
     from gdsfactory.technology.processes import ProcessStep
 
     def get_process() -> tuple[ProcessStep]:
diff --git a/gplugins/sentaurus/sprocess.py b/gplugins/sentaurus/sprocess.py
index b7ee0782..e849d9e6 100644
--- a/gplugins/sentaurus/sprocess.py
+++ b/gplugins/sentaurus/sprocess.py
@@ -569,8 +569,8 @@ def cut_tdr(
 
 if __name__ == "__main__":
     from gdsfactory.components import straight_pn
-    from gdsfactory.generic_tech import LAYER
-    from gdsfactory.generic_tech.layer_stack import WAFER_STACK, get_process
+    from gdsfactory.gpdk import LAYER
+    from gdsfactory.gpdk.layer_stack import WAFER_STACK, get_process
 
     # Create a component with the right contacts
     c = gf.Component(name="test_pn")
diff --git a/notebooks/elmer_01_electrostatic.ipynb b/notebooks/elmer_01_electrostatic.ipynb
index 02e6364c..9db9749a 100644
--- a/notebooks/elmer_01_electrostatic.ipynb
+++ b/notebooks/elmer_01_electrostatic.ipynb
@@ -43,7 +43,7 @@
     "from gdsfactory.components.interdigital_capacitor_enclosed import (\n",
     "    interdigital_capacitor_enclosed,\n",
     ")\n",
-    "from gdsfactory.generic_tech import LAYER, get_generic_pdk\n",
+    "from gdsfactory.gpdk import LAYER, get_generic_pdk\n",
     "from gdsfactory.technology import LayerStack\n",
     "from gdsfactory.technology.layer_stack import LayerLevel\n",
     "\n",
diff --git a/notebooks/fdtdz_01.ipynb b/notebooks/fdtdz_01.ipynb
index fd7ee74b..d0ebef7b 100644
--- a/notebooks/fdtdz_01.ipynb
+++ b/notebooks/fdtdz_01.ipynb
@@ -66,7 +66,7 @@
    "source": [
     "import gdsfactory as gf\n",
     "from gdsfactory.cross_section import rib\n",
-    "from gdsfactory.generic_tech import LAYER, LAYER_STACK\n",
+    "from gdsfactory.gpdk import LAYER, LAYER_STACK\n",
     "from gdsfactory.technology import LayerStack\n",
     "\n",
     "from gplugins.fdtdz.get_sparameters_fdtdz import get_sparameters_fdtdz\n",
diff --git a/notebooks/femwell_02_heater.ipynb b/notebooks/femwell_02_heater.ipynb
index d58bcd1b..5eba2f65 100644
--- a/notebooks/femwell_02_heater.ipynb
+++ b/notebooks/femwell_02_heater.ipynb
@@ -20,7 +20,7 @@
    "source": [
     "import gdsfactory as gf\n",
     "import meshio\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "from gdsfactory.technology import LayerStack\n",
     "from skfem.io import from_meshio\n",
     "\n",
diff --git a/notebooks/klayout_dataprep.ipynb b/notebooks/klayout_dataprep.ipynb
index 77f3172b..d042cc85 100644
--- a/notebooks/klayout_dataprep.ipynb
+++ b/notebooks/klayout_dataprep.ipynb
@@ -22,7 +22,7 @@
    "outputs": [],
    "source": [
     "import gdsfactory as gf\n",
-    "from gdsfactory.generic_tech.layer_map import LAYER\n",
+    "from gdsfactory.gpdk.layer_map import LAYER\n",
     "\n",
     "import gplugins.klayout.dataprep as dp"
    ]
diff --git a/notebooks/klayout_drc.ipynb b/notebooks/klayout_drc.ipynb
index 5c6ff204..20ca7170 100644
--- a/notebooks/klayout_drc.ipynb
+++ b/notebooks/klayout_drc.ipynb
@@ -23,7 +23,7 @@
    "source": [
     "import gdsfactory as gf\n",
     "from gdsfactory.component import Component\n",
-    "from gdsfactory.generic_tech import LAYER\n",
+    "from gdsfactory.gpdk import LAYER\n",
     "from gdsfactory.typings import Float2, Layer\n",
     "\n",
     "from gplugins.klayout.drc.write_drc import (\n",
diff --git a/notebooks/lumerical_1_fdtd_sparameters.ipynb b/notebooks/lumerical_1_fdtd_sparameters.ipynb
index 68f7eaeb..2356f43e 100644
--- a/notebooks/lumerical_1_fdtd_sparameters.ipynb
+++ b/notebooks/lumerical_1_fdtd_sparameters.ipynb
@@ -50,7 +50,7 @@
    "outputs": [],
    "source": [
     "import gdsfactory as gf\n",
-    "from gdsfactory.generic_tech import LAYER_STACK, get_generic_pdk\n",
+    "from gdsfactory.gpdk import LAYER_STACK, get_generic_pdk\n",
     "\n",
     "import gplugins.lumerical as sim\n",
     "\n",
diff --git a/notebooks/meep_01_sparameters.ipynb b/notebooks/meep_01_sparameters.ipynb
index e0abbef4..8d0b88f5 100644
--- a/notebooks/meep_01_sparameters.ipynb
+++ b/notebooks/meep_01_sparameters.ipynb
@@ -108,7 +108,7 @@
     "import matplotlib.pyplot as plt\n",
     "import meep as mp\n",
     "import numpy as np\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "from meep import MaterialGrid, Medium, Vector3, Volume\n",
     "from meep.adjoint import (\n",
     "    DesignRegion,\n",
diff --git a/notebooks/meep_02_gratings.ipynb b/notebooks/meep_02_gratings.ipynb
index bae7c116..4f4eabd3 100644
--- a/notebooks/meep_02_gratings.ipynb
+++ b/notebooks/meep_02_gratings.ipynb
@@ -48,7 +48,7 @@
    "outputs": [],
    "source": [
     "import gdsfactory as gf\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "\n",
     "import gplugins as sim\n",
     "import gplugins.gmeep as gm\n",
diff --git a/notebooks/meow_01.ipynb b/notebooks/meow_01.ipynb
index 2f6e2b92..1ffa95ab 100644
--- a/notebooks/meow_01.ipynb
+++ b/notebooks/meow_01.ipynb
@@ -24,7 +24,7 @@
     "import gdsfactory as gf\n",
     "import matplotlib.pyplot as plt\n",
     "import numpy as np\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "\n",
     "from gplugins.meow import MEOW\n",
     "\n",
diff --git a/notebooks/mode_solver_fdfd.ipynb b/notebooks/mode_solver_fdfd.ipynb
index 4d61d20e..7aa82a26 100644
--- a/notebooks/mode_solver_fdfd.ipynb
+++ b/notebooks/mode_solver_fdfd.ipynb
@@ -29,7 +29,7 @@
     "import gplugins.tidy3d as gt\n",
     "import matplotlib.pyplot as plt\n",
     "import numpy as np\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "\n",
     "gf.config.rich_output()\n",
     "PDK = get_generic_pdk()\n",
diff --git a/notebooks/palace_01_electrostatic.ipynb b/notebooks/palace_01_electrostatic.ipynb
index b9034196..ac063a41 100644
--- a/notebooks/palace_01_electrostatic.ipynb
+++ b/notebooks/palace_01_electrostatic.ipynb
@@ -45,7 +45,7 @@
     "from gdsfactory.components.analog.interdigital_capacitor import (\n",
     "    interdigital_capacitor,\n",
     ")\n",
-    "from gdsfactory.generic_tech import LAYER, get_generic_pdk\n",
+    "from gdsfactory.gpdk import LAYER, get_generic_pdk\n",
     "from gdsfactory.technology import LayerStack\n",
     "from gdsfactory.technology.layer_stack import LayerLevel\n",
     "from IPython.display import display\n",
diff --git a/notebooks/palace_02_fullwave.ipynb b/notebooks/palace_02_fullwave.ipynb
index 75618a97..37d315fc 100644
--- a/notebooks/palace_02_fullwave.ipynb
+++ b/notebooks/palace_02_fullwave.ipynb
@@ -54,7 +54,7 @@
     "import pyvista as pv\n",
     "import skrf\n",
     "from gdsfactory.components.interdigital_capacitor import interdigital_capacitor\n",
-    "from gdsfactory.generic_tech import LAYER, get_generic_pdk\n",
+    "from gdsfactory.gpdk import LAYER, get_generic_pdk\n",
     "from gdsfactory.technology import LayerStack\n",
     "from gdsfactory.technology.layer_stack import LayerLevel\n",
     "from IPython.display import display\n",
diff --git a/notebooks/ray_optimiser.ipynb b/notebooks/ray_optimiser.ipynb
index ef28f9f4..b6843108 100644
--- a/notebooks/ray_optimiser.ipynb
+++ b/notebooks/ray_optimiser.ipynb
@@ -36,7 +36,7 @@
     "import ray.air\n",
     "import ray.air.session\n",
     "from gdsfactory.config import PATH\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "from ray import tune\n",
     "from ray.tune.search.hyperopt import HyperOptSearch\n",
     "\n",
diff --git a/notebooks/sax_01_sax.ipynb b/notebooks/sax_01_sax.ipynb
index 2123b7e2..67ccdd6b 100644
--- a/notebooks/sax_01_sax.ipynb
+++ b/notebooks/sax_01_sax.ipynb
@@ -39,7 +39,7 @@
     "import meow as mw\n",
     "import numpy as np\n",
     "import sax\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "from numpy.fft import fft2, fftfreq, fftshift, ifft2\n",
     "from rich.logging import RichHandler\n",
     "from scipy import constants\n",
diff --git a/notebooks/tidy3d_00_tidy3d.ipynb b/notebooks/tidy3d_00_tidy3d.ipynb
index 476ff9c7..9c60da00 100644
--- a/notebooks/tidy3d_00_tidy3d.ipynb
+++ b/notebooks/tidy3d_00_tidy3d.ipynb
@@ -113,7 +113,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "from gdsfactory.generic_tech import LAYER_STACK, get_generic_pdk\n",
+    "from gdsfactory.gpdk import LAYER_STACK, get_generic_pdk\n",
     "\n",
     "pdk = get_generic_pdk()\n",
     "pdk.activate()\n",
diff --git a/notebooks/workflow_1_mzi.ipynb b/notebooks/workflow_1_mzi.ipynb
index 2db288ec..c3424269 100644
--- a/notebooks/workflow_1_mzi.ipynb
+++ b/notebooks/workflow_1_mzi.ipynb
@@ -27,7 +27,7 @@
    "source": [
     "import gdsfactory as gf\n",
     "import numpy as np\n",
-    "from gdsfactory.generic_tech import get_generic_pdk\n",
+    "from gdsfactory.gpdk import get_generic_pdk\n",
     "\n",
     "gf.config.rich_output()\n",
     "PDK = get_generic_pdk()\n",