Update draft-ietf-wimse-s2s-protocol.md

draft-ietf-wimse-s2s-protocol.md

@@ -521,8 +521,8 @@ the DPoP-inspired approach. The draft (and subsequent implementations) can decid
 whether specific aspects of message signing, such as coverage of particular fields,
 should be mandatory or optional. Covering more fields will constrain the proof
 so it cannot be easily reused in another context, which is often a security improvement. The DPoP inspired approach could
-be designed to include extensibility to sign other fields, but this makes it closer to
-trying to reinvent message signatures.
+be designed to include extensibility to sign other fields, but this would make it closer to
+trying to reinvent Message Signatures.
 
 # Using Mutual TLS for Service To Service Authentication {#mutual-tls}