diff --git a/README.md b/README.md
index a7a397d21b1007a83cc7b0ad58402366118b526f..13898288b5297ff6aa62b1d782b8d028631ffb96 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ This dataset was created using [braindecode](https://braindecode.org), a library
 | Number of channels | 26 |
 | Sampling frequency | 250 Hz |
 | Number of windows / samples | 48 |
-| Total size | 0.03 MB |
+| Total size | 0.04 MB |
 | Storage format | zarr |
 
 ## Usage
diff --git a/dataset.zarr/.zattrs b/dataset.zarr/.zattrs
new file mode 100644
index 0000000000000000000000000000000000000000..2a9a979f4ee9080fa51a43bef5731d60b4f7c559
--- /dev/null
+++ b/dataset.zarr/.zattrs
@@ -0,0 +1,11 @@
+{
+    "braindecode_version": "1.3.0",
+    "dataset_type": "WindowsDataset",
+    "mne_version": "1.10.2",
+    "n_datasets": 1,
+    "numpy_version": "1.26.4",
+    "pandas_version": "2.3.3",
+    "scipy_version": "1.15.3",
+    "window_kwargs": "[[\"create_windows_from_events\", {\"infer_mapping\": true, \"infer_window_size_stride\": true, \"trial_start_offset_samples\": 0, \"trial_stop_offset_samples\": 0, \"window_stride_samples\": null, \"drop_last_window\": false, \"preload\": false, \"drop_bad_windows\": true, \"picks\": null, \"reject\": null, \"flat\": null, \"on_missing\": \"error\", \"accepted_bads_ratio\": 0.0, \"verbose\": \"error\", \"use_mne_epochs\": true, \"mapping\": {\"feet\": 0, \"left_hand\": 1, \"right_hand\": 2, \"tongue\": 3}, \"window_size_samples\": null}]]",
+    "zarr_version": "2.18.3"
+}
\ No newline at end of file
diff --git a/dataset.zarr/.zgroup b/dataset.zarr/.zgroup
new file mode 100644
index 0000000000000000000000000000000000000000..3b7daf227c1687f28bc23b69f183e27ce9a475c1
--- /dev/null
+++ b/dataset.zarr/.zgroup
@@ -0,0 +1,3 @@
+{
+    "zarr_format": 2
+}
\ No newline at end of file
diff --git a/dataset.zarr/recording_0/.zattrs b/dataset.zarr/recording_0/.zattrs
new file mode 100644
index 0000000000000000000000000000000000000000..5a224606ae536db74c6f9827e9707467592a5b9d
--- /dev/null
+++ b/dataset.zarr/recording_0/.zattrs
@@ -0,0 +1,5 @@
+{
+    "description": "{\"subject\":1,\"session\":\"0train\",\"run\":\"0\"}",
+    "info": "{\"ch_names\": [\"Fz\", \"FC3\", \"FC1\", \"FCz\", \"FC2\", \"FC4\", \"C5\", \"C3\", \"C1\", \"Cz\", \"C2\", \"C4\", \"C6\", \"CP3\", \"CP1\", \"CPz\", \"CP2\", \"CP4\", \"P1\", \"Pz\", \"P2\", \"POz\", \"EOG1\", \"EOG2\", \"EOG3\", \"stim\"], \"sfreq\": 250.0, \"ch_types\": [\"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eeg\", \"eog\", \"eog\", \"eog\", \"stim\"], \"lowpass\": 125.0, \"highpass\": 0.0}",
+    "metadata": "{\"columns\":[\"i_window_in_trial\",\"i_start_in_trial\",\"i_stop_in_trial\",\"target\"],\"index\":[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47],\"data\":[[0,750,1750,3],[0,2753,3753,0],[0,4671,5671,2],[0,6623,7623,1],[0,8631,9631,1],[0,10742,11742,2],[0,12659,13659,0],[0,14709,15709,3],[0,16640,17640,2],[0,18638,19638,0],[0,20544,21544,1],[0,22439,23439,1],[0,24411,25411,1],[0,26355,27355,3],[0,28322,29322,2],[0,30442,31442,2],[0,32450,33450,1],[0,34516,35516,1],[0,36552,37552,0],[0,38618,39618,1],[0,40688,41688,2],[0,42768,43768,3],[0,44680,45680,3],[0,46711,47711,0],[0,48664,49664,1],[0,50625,51625,3],[0,52729,53729,3],[0,54733,55733,2],[0,56708,57708,3],[0,58734,59734,3],[0,60805,61805,2],[0,62912,63912,1],[0,65004,66004,2],[0,67095,68095,0],[0,69138,70138,0],[0,71202,72202,0],[0,73222,74222,3],[0,75194,76194,0],[0,77157,78157,1],[0,79082,80082,3],[0,81163,82163,2],[0,83141,84141,0],[0,85131,86131,2],[0,87250,88250,0],[0,89156,90156,3],[0,91084,92084,2],[0,93198,94198,0],[0,95257,96257,1]]}"
+}
\ No newline at end of file
diff --git a/dataset.zarr/recording_0/.zgroup b/dataset.zarr/recording_0/.zgroup
new file mode 100644
index 0000000000000000000000000000000000000000..3b7daf227c1687f28bc23b69f183e27ce9a475c1
--- /dev/null
+++ b/dataset.zarr/recording_0/.zgroup
@@ -0,0 +1,3 @@
+{
+    "zarr_format": 2
+}
\ No newline at end of file
diff --git a/dataset.zarr/recording_0/data/.zarray b/dataset.zarr/recording_0/data/.zarray
new file mode 100644
index 0000000000000000000000000000000000000000..3c0c12c2bc7c72ad6afc2e8c5bd42949e22a5b3c
--- /dev/null
+++ b/dataset.zarr/recording_0/data/.zarray
@@ -0,0 +1,24 @@
+{
+    "chunks": [
+        1,
+        26,
+        1000
+    ],
+    "compressor": {
+        "blocksize": 0,
+        "clevel": 5,
+        "cname": "zstd",
+        "id": "blosc",
+        "shuffle": 1
+    },
+    "dtype": "<f4",
+    "fill_value": 0.0,
+    "filters": null,
+    "order": "C",
+    "shape": [
+        48,
+        26,
+        1000
+    ],
+    "zarr_format": 2
+}
\ No newline at end of file
diff --git a/dataset.zarr/recording_0/data/0.0.0 b/dataset.zarr/recording_0/data/0.0.0
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index 0000000000000000000000000000000000000000..17802dc405921ce4ac75bf55134106b5bd16b116
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diff --git a/dataset.zarr/recording_0/data/9.0.0 b/dataset.zarr/recording_0/data/9.0.0
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diff --git a/format_info.json b/format_info.json
index f168af2b5cb3834f4c308762b66ef3a30c9e356c..51fe8b37607c89ad289623cd1e369eed7f29d378 100644
--- a/format_info.json
+++ b/format_info.json
@@ -5,5 +5,5 @@
   "braindecode_version": "1.3.0",
   "n_recordings": 1,
   "total_samples": 48,
-  "total_size_mb": 0.03
+  "total_size_mb": 0.04
 }
\ No newline at end of file