diff --git a/Readme.md b/Readme.md
index 179ac625c07ae64ec1e59b6f6b8c98459f6ee963..e11584f733aff57df12f6fdddd839640b2446664 100644
--- a/Readme.md
+++ b/Readme.md
@@ -319,6 +319,10 @@ Currently supported features are:
 - [X] EDNS0 large UDP packet (4 KiB by default)
 - [X] EDNS0-Client-Subnet (/24 for IPv4, /56 for IPv6 by default)
 
+## Known issues
+
+* it does not work well with [dnscrypt-proxy](https://github.com/DNSCrypt/dnscrypt-proxy), you might want to use either (or fix the compatibility bugs by submitting PRs)
+
 ## The name of the project
 
 This project is named "DNS-over-HTTPS" because it was written before the IETF DoH project. Although this project is compatible with IETF DoH, the project is not affiliated with IETF.