diff --git a/scripts/release.py b/scripts/release.py
index acf52f71e3b..a37cdbae7fa 100755
--- a/scripts/release.py
+++ b/scripts/release.py
@@ -45,6 +45,7 @@ ACP_REGISTRY_MANIFEST = REPO_ROOT / "acp_registry" / "agent.json"
 
 # Auto-extracted from noreply emails + manual overrides
 AUTHOR_MAP = {
+    "267614622+agt-user@users.noreply.github.com": "agt-user",  # PR #48496 salvage (telegram CLOSE-WAIT polling heartbeat, #48495)
     "145739220+wgu9@users.noreply.github.com": "wgu9",  # PR #51468 salvage (WSL/no-systemd orphan gateway tracking, #51325)
     "165020384+uperLu@users.noreply.github.com": "uperLu",  # PR #50958 salvage (rename plugins/cron → plugins/cron_providers; #50872)
     "277269729+yusekiotacode@users.noreply.github.com": "yusekiotacode",  # PR #48706 salvage (anthropic OAuth login token endpoint → platform.claude.com; #45250/#49821)