diff --git a/proposals/2140-terms-of-service-2.md b/proposals/2140-terms-of-service-2.md
index 4a69ee035..dbdb19f68 100644
--- a/proposals/2140-terms-of-service-2.md
+++ b/proposals/2140-terms-of-service-2.md
@@ -229,8 +229,9 @@ may return:
 
  * `M_UNAUTHORIZED` errcode with HTTP status code 401. This indicates that
    the user must authenticate with OpenID and supply a valid `access_token`.
- * `M_TERMS_NOT_SIGNED` errcode. This indicates that the user must agree to
-   (new) terms in order to use or continue to use the service.
+ * `M_TERMS_NOT_SIGNED` errcode with HTTP status code 403. This indicates
+   that the user must agree to (new) terms in order to use or continue to
+   use the service.
 
 The `/_matrix/identity/v2/3pid/unbind` endpoint must not return either of these
 errors if the request has a valid signature from a Homeserver, and is being authenticated as such.