diff --git a/src/compwa_policy/check_dev_files/nbstripout.py b/src/compwa_policy/check_dev_files/nbstripout.py
index 514323ea..9aa2a8f2 100644
--- a/src/compwa_policy/check_dev_files/nbstripout.py
+++ b/src/compwa_policy/check_dev_files/nbstripout.py
@@ -20,8 +20,10 @@ def main(precommit: ModifiablePrecommit) -> None:
     extra_keys_argument = {
         "cell.attachments",
         "cell.metadata.code_folding",
+        "cell.metadata.editable",
         "cell.metadata.id",
         "cell.metadata.pycharm",
+        "cell.metadata.slideshow",
         "cell.metadata.user_expressions",
         "metadata.celltoolbar",
         "metadata.colab.name",