diff --git a/README.md b/README.md
index 5e2cbf044284..3207b8add73b 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,12 @@
+# NOTICE: The deno_std repository has been moved to the main Deno repo
+
+https://github.com/denoland/deno/tree/master/std
+
+All PRs and issues should be directed to denoland/deno, not here.
+
+We are in a transitional phase now as we update various references to this
+repository. Eventually this repo will be archived.
+
 # Deno Standard Modules
 
 [![Build Status](https://dev.azure.com/denoland/deno_std/_apis/build/status/denoland.deno_std?branchName=master)](https://dev.azure.com/denoland/deno_std/_build/latest?definitionId=2?branchName=master)