diff --git a/src/lit-locales/generated/README b/src/lit-locales/generated/README
new file mode 100644
index 0000000..39b1d0d
--- /dev/null
+++ b/src/lit-locales/generated/README
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+This folder contains modules autogenerated by `make lit_localize_build`, ran by
+webpack when serving/building the extension.
+
+Please, do not add any file to this folder other than this document and the
+.gitignore file.