diff --git a/atproto.md b/atproto.md
index 201fc2a..7e95c23 100644
--- a/atproto.md
+++ b/atproto.md
@@ -36,6 +36,15 @@ url=$api/com.atproto.repo.getRecord
 curl -sL "$url?repo=$did&collection=$collection&rkey=$rkey&cid="|jq .
 ```
 
+## did
+
+```sh
+handle=yui.syui.ai
+curl -sL "https://public.api.bsky.app/xrpc/com.atproto.identity.resolveHandle?handle=$handle"
+
+{"did":"did:plc:4hqjfn7m6n5hno3doamuhgef"}
+```
+
 ## login
 
 ```sh