diff --git a/src/geopins/drivers/gdf/filetypes/gpkg.py b/src/geopins/drivers/gdf/filetypes/gpkg.py
index 5ef9d55..b4416eb 100644
--- a/src/geopins/drivers/gdf/filetypes/gpkg.py
+++ b/src/geopins/drivers/gdf/filetypes/gpkg.py
@@ -83,10 +83,10 @@ def pin_write_gdf_gpkg(  # noqa: PLR0913
         versioned: Whether the pin should be versioned. Defaults to versioning.
         created: A date to store in the Meta.created field. This field may be used
                     as part of the pin version name.
-        force_identical_write: Store the pin even if the pin contents are identical
-                                to the last version (compared using the hash). Only
-                                the pin contents are compared, not the pin metadata.
-                                Defaults to False.
+        force_identical_write: Not supported. Store the pin even if the pin contents
+                                are identical to the last version (compared using
+                                the hash). Only the pin contents are compared, not
+                                the pin metadata. Defaults to False.
         board: The (geo)pins board to write to.
 
     Returns:
diff --git a/src/geopins/drivers/gdf/filetypes/parquet.py b/src/geopins/drivers/gdf/filetypes/parquet.py
index b4d83fb..cd0eaf1 100644
--- a/src/geopins/drivers/gdf/filetypes/parquet.py
+++ b/src/geopins/drivers/gdf/filetypes/parquet.py
@@ -81,10 +81,10 @@ def pin_write_gdf_parquet(  # noqa: PLR0913
         versioned: Whether the pin should be versioned. Defaults to versioning.
         created: A date to store in the Meta.created field. This field may be used
                     as part of the pin version name.
-        force_identical_write: Store the pin even if the pin contents are identical
-                                to the last version (compared using the hash). Only
-                                the pin contents are compared, not the pin metadata.
-                                Defaults to False.
+        force_identical_write: Not supported. Store the pin even if the pin contents
+                                are identical to the last version (compared using
+                                the hash). Only the pin contents are compared, not
+                                the pin metadata. Defaults to False.
         board: The (geo)pins board to write to.
 
     Returns:
diff --git a/tests/geopins/drivers/gdf/filetypes/test_gpkg.py b/tests/geopins/drivers/gdf/filetypes/test_gpkg.py
index 2a5b13d..a06b055 100644
--- a/tests/geopins/drivers/gdf/filetypes/test_gpkg.py
+++ b/tests/geopins/drivers/gdf/filetypes/test_gpkg.py
@@ -4,6 +4,7 @@
 from typing import TYPE_CHECKING
 
 import geopandas as gpd
+import pytest
 from pins.meta import Meta
 
 from geopins.boards import GeoBaseBoard
@@ -45,3 +46,18 @@ def test_hash_is_not_dependent_on_file_write_time(tmp_geoboard: GeoBaseBoard):
 
     # Assert
     assert meta1.pin_hash == meta2.pin_hash
+
+
+def test_force_identical_write_raises(tmp_geoboard: GeoBaseBoard):
+    # Arrange
+    gdf = gpd.GeoDataFrame(
+        {"id": [1, 2, 3]},
+        geometry=gpd.points_from_xy([0, 1, 2], [0, 1, 2]),
+        crs="EPSG:2193",
+    )
+
+    # Act / Assert
+    with pytest.raises(NotImplementedError, match="force_identical_write=True"):
+        tmp_geoboard.pin_write(
+            gdf, name="test-gdf", type="gpkg", force_identical_write=True
+        )
diff --git a/tests/geopins/drivers/gdf/filetypes/test_parquet.py b/tests/geopins/drivers/gdf/filetypes/test_parquet.py
index 53dbfdc..21b9da8 100644
--- a/tests/geopins/drivers/gdf/filetypes/test_parquet.py
+++ b/tests/geopins/drivers/gdf/filetypes/test_parquet.py
@@ -3,6 +3,7 @@
 from typing import TYPE_CHECKING
 
 import geopandas as gpd
+import pytest
 from pins.meta import Meta
 
 from geopins.boards import GeoBaseBoard
@@ -26,3 +27,18 @@ def test_round_trip(tmp_geoboard: GeoBaseBoard):
 
     # Assert
     assert gdf.equals(retrieved)
+
+
+def test_force_identical_write_raises(tmp_geoboard: GeoBaseBoard):
+    # Arrange
+    gdf = gpd.GeoDataFrame(
+        {"id": [1, 2, 3]},
+        geometry=gpd.points_from_xy([0, 1, 2], [0, 1, 2]),
+        crs="EPSG:4326",
+    )
+
+    # Act / Assert
+    with pytest.raises(NotImplementedError, match="force_identical_write=True"):
+        tmp_geoboard.pin_write(
+            gdf, name="test-gdf", type="parquet", force_identical_write=True
+        )
diff --git a/tests/geopins/drivers/raster/filetypes/test_tif.py b/tests/geopins/drivers/raster/filetypes/test_tif.py
index 2d9a1df..22f7b54 100644
--- a/tests/geopins/drivers/raster/filetypes/test_tif.py
+++ b/tests/geopins/drivers/raster/filetypes/test_tif.py
@@ -2,6 +2,7 @@
 
 from typing import TYPE_CHECKING
 
+import pytest
 from pins.meta import Meta
 from rastr.raster import Raster
 
@@ -22,3 +23,14 @@ def test_round_trip(tmp_geoboard: GeoBaseBoard):
 
     # Assert
     assert raster == retrieved
+
+
+def test_force_identical_write_raises(tmp_geoboard: GeoBaseBoard):
+    # Arrange
+    raster = Raster.example()
+
+    # Act / Assert
+    with pytest.raises(NotImplementedError, match="force_identical_write=True"):
+        tmp_geoboard.pin_write(
+            raster, name="test-raster", type="tif", force_identical_write=True
+        )