rec: Add a link to the `dnsmessage.proto` file

diff --git a/docs/markdown/recursor/settings.md b/docs/markdown/recursor/settings.md
index b77216446858af8db5a2d72d3d0862f003e6b022..4594486541ce1c5be6b603fbb2f9992875c36784 100644 (file)
--- a/docs/markdown/recursor/settings.md
+++ b/docs/markdown/recursor/settings.md
@@ -513,7 +513,7 @@ The optional parameters are:
 * maskV4 = network mask to apply to the client IPv4 addresses, for anonymization purpose. The default of 32 means no anonymization
 * maskV6 = same as maskV4, but for IPv6. Default to 128
 
-The protocol buffers message types can be found in the `dnsmessage.proto' file.
+The protocol buffers message types can be found in the [`dnsmessage.proto`](https://github.com/PowerDNS/pdns/blob/master/pdns/dnsmessage.proto) file.
 
 ## `lua-dns-script`
 * Path