diff --git a/CHANGELOG.md b/CHANGELOG.md
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-coming soon
\ No newline at end of file
+# CHANGELOG
+
+### 2021-05-10
+
+- `git lfs track “submissions/*.nc”`, so submission netcdf files are not carried in `git` but `git lfs`
+- add `notebooks/ML_prediction.ipynb` as a template for submission notebooks with safeguards.