diff --git a/openapi/CHANGELOG.md b/openapi/CHANGELOG.md
index fab1099e..7cbc626b 100644
--- a/openapi/CHANGELOG.md
+++ b/openapi/CHANGELOG.md
@@ -4,6 +4,12 @@
 
 ## v0.105: API changes
 
+### New `"client_id"` field in `GET /querylog` response
+
+* The new field `"client_id"` of `QueryLogItem` objects is the ID sent by the
+  client for encrypted requests, if there was any.  See the
+  "[Identifying clients]" section of our wiki.
+
 ### New `"dnscrypt"` `"client_proto"` value in `GET /querylog` response
 
 * The field `"client_proto"` can now have the value `"dnscrypt"` when the
@@ -69,6 +75,8 @@
 
 As well as other documentation fixes.
 
+[Identifying clients]: https://github.com/AdguardTeam/AdGuardHome/wiki/Clients#idclient
+
 ## v0.103: API changes
 
 ### API: replace settings in GET /control/dns_info & POST /control/dns_config