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--- a/README.md
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@@ -1,5 +1,12 @@
 # skeleton-aws-lambda #
 
+## ⚠ Notice ⚠ ##
+
+This project has been deprecated. A replacement project using a more modern
+approach can be found at [cisagov/skeleton-aws-lambda-python](https://github.com/cisagov/skeleton-aws-lambda-python).
+If you need to create AWS Lambdas using Python runtimes please base your project
+on that skeleton.
+
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