diff --git a/src/claire/orchestrator/bootstrap.py b/src/claire/orchestrator/bootstrap.py
index 58fd9fb..b11a52a 100644
--- a/src/claire/orchestrator/bootstrap.py
+++ b/src/claire/orchestrator/bootstrap.py
@@ -349,7 +349,10 @@ def _send_kick(*, rcl: Rclaude, cwd: str) -> None:
 
 def _register_remote_control(*, rcl: Rclaude, cwd: str, host_label: str) -> None:
     """Register the orchestrator session with claude.ai/code as
-    `claire@<host>` so per-host Claires are distinguishable in the browser.
+    `claire-<host>` so per-host Claires are distinguishable in the browser.
+    Hyphen (not `@`) because claude.ai/code's remote-control name field
+    silently strips `@` — observed when `claire@apricot` registered as
+    bare `claire` and produced duplicate entries.
 
     `/remote-control` is a Claude *slash command* — it only takes effect
     delivered as literal input, never from prose. The bootstrap kick is a
@@ -364,7 +367,7 @@ def _register_remote_control(*, rcl: Rclaude, cwd: str, host_label: str) -> None
     remote spawns.
     """
     rcl.send(
-        text=f"/remote-control claire@{host_label}",
+        text=f"/remote-control claire-{host_label}",
         match=_cwd_slug(cwd),
         yes=True,
         dry_run=False,