diff --git a/changelogs/client_server/newsfragments/1474.clarification b/changelogs/client_server/newsfragments/1474.clarification
new file mode 100644
index 00000000..9b874821
--- /dev/null
+++ b/changelogs/client_server/newsfragments/1474.clarification
@@ -0,0 +1 @@
+Fix phrasing & typography in the registration endpoint description. Contributed by @HarHarLinks.
diff --git a/data/api/client-server/registration.yaml b/data/api/client-server/registration.yaml
index 9fe4d4ad..29bd4196 100644
--- a/data/api/client-server/registration.yaml
+++ b/data/api/client-server/registration.yaml
@@ -50,8 +50,8 @@ paths:
         The server SHOULD register an account with a User ID based on the
         `username` provided, if any. Note that the grammar of Matrix User ID
         localparts is restricted, so the server MUST either map the provided
-        `username` onto a `user_id` in a logical manner, or reject
-        `username`\s which do not comply to the grammar, with
+        `username` onto a `user_id` in a logical manner, or reject any
+        `username` which does not comply to the grammar with
         `M_INVALID_USERNAME`.
 
         Matrix clients MUST NOT assume that localpart of the registered