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@@ -2,6 +2,8 @@
 
 This workflow allows quick searching and filling, and copying of OTP codes from a supported Yubikey.
 
+So far, it has been tested with a Yubikey NEO on a MacBook Pro running macOS Catalina. I have no other devices to test with, but bug reports and patches may still be reviewed.
+
 ## Building
 
 Building requires [`mage`](https://magefile.org/)