diff --git a/.claude/skills/coordinate/SKILL.md b/.claude/skills/coordinate/SKILL.md
index 54ddfb6..9238a01 100644
--- a/.claude/skills/coordinate/SKILL.md
+++ b/.claude/skills/coordinate/SKILL.md
@@ -68,7 +68,7 @@ unattended worker whose token should reach only this repo) signs for
 its human with `COORD_HUMAN`, so comments still read `human: @<you>`:
 
 ```bash
-export COORD_HUMAN="your-github-login"   # defaults to the gh account
+export COORD_HUMAN="your-github-login"   # with or without @; defaults to the gh account
 ```
 
 ## Start of every session
diff --git a/.claude/skills/coordinate/scripts/coord.ps1 b/.claude/skills/coordinate/scripts/coord.ps1
index b916572..e997ee1 100644
--- a/.claude/skills/coordinate/scripts/coord.ps1
+++ b/.claude/skills/coordinate/scripts/coord.ps1
@@ -35,6 +35,7 @@ if ($LASTEXITCODE -ne 0) { Die 'gh is not authenticated; run: gh auth login' }
 $ME = (& $GH api user | ConvertFrom-Json).login
 # An agent with its own GitHub account signs for its human; defaults to the account itself.
 $HUMAN = if ($env:COORD_HUMAN) { $env:COORD_HUMAN } else { $ME }
+$HUMAN = $HUMAN.TrimStart('@')   # accept "@login" too: the header adds its own @
 
 function Gh {
   & $GH @args
diff --git a/.claude/skills/coordinate/scripts/coord.sh b/.claude/skills/coordinate/scripts/coord.sh
index 80bbab4..a22e723 100644
--- a/.claude/skills/coordinate/scripts/coord.sh
+++ b/.claude/skills/coordinate/scripts/coord.sh
@@ -52,6 +52,7 @@ gh auth status >/dev/null 2>&1 || die "gh is not authenticated; run: gh auth log
 ME="$(gh api user --jq .login)"
 # An agent with its own GitHub account signs for its human; defaults to the account itself.
 HUMAN="${COORD_HUMAN:-$ME}"
+HUMAN="${HUMAN#@}"   # accept "@login" too: the header adds its own @
 
 # ---------- helpers ----------
 header() { printf '**%s** | agent: %s | human: @%s | at: %s' "$1" "$AGENT" "$HUMAN" "$(now)"; }