diff --git a/29.md b/29.md
index 45da98c..684c2e6 100644
--- a/29.md
+++ b/29.md
@@ -8,7 +8,7 @@ Relay-based Groups
 
 This NIP defines a standard for groups that are only writable by a closed set of users. They can be public for reading by external users or not.
 
-Groups are identified by a random string of any length that serves as an _id_, generated by client.
+Groups are identified by a random string of any length that serves as an _id_, generated by the client.
 
 _id_: is restricted to the characters `a-z0-9-_.`, case-insensitive.
 
@@ -22,8 +22,8 @@ Relays are supposed to generate the events that describe group metadata and grou
 
 ## Group identifier
 
-The _id_ is a random, not humanreadable string generated by client which may be too long to be shared, or used in URLs.
-We can use a [NIP-05](nip-05.md) document to identfy the group with a short humanreadable name, the name can simply point to a group _id_.
+The _id_ is a random, not human-readable string generated by the client which may be too long to be shared, or used in URLs.
+We can use a [NIP-05](05.md) document to identfy the group with a short humanreadable name, the name can simply point to a group _id_.
 The domain that serves the NIP-05 related to a group _id_ MUST be the host of the group as well. clients can interpret the address based on where and how they receiver them.
 
 ## The `h` tag