===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/ssh/PROTOCOL.u2f,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- src/usr.bin/ssh/PROTOCOL.u2f	2019/12/10 22:36:08	1.10
+++ src/usr.bin/ssh/PROTOCOL.u2f	2019/12/10 23:21:56	1.11
@@ -205,7 +205,7 @@
 library for the key. The format of this constraint extension would be:
 
 	byte		SSH_AGENT_CONSTRAIN_EXTENSION
-	string		sk@openssh.com
+	string		sk-provider@openssh.com
 	string		middleware path
 
 This constraint-based approach does not present any compatibility