diff --git a/README.md b/README.md
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--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 Search macOS Contacts and output data for aerc email client.
 
+The authoritative source for this repo is at https://git.augendre.info/gaugendre/aerc-contacts-macos
+
 This is a fork of https://github.com/keith/contacts-cli/ which is released under MIT.
 This code is also released under the MIT license.