diff --git a/install.sh b/install.sh
index 325a14e..975ba1f 100755
--- a/install.sh
+++ b/install.sh
@@ -2,11 +2,13 @@
 set -euo pipefail
 cd "$(dirname "$0")"
 
-# Prerequisite: auth-rt binary must be installed
-if ! command -v auth-rt &>/dev/null && [ ! -x "$HOME/.openclaw/bin/auth-rt" ]; then
-  echo "ERROR: auth-rt not found. Install it:"
-  echo "  cd ~/clawd/skills/auth-runtime && ./install.sh"
-  exit 1
+# Auto-install auth-rt if not found
+if ! command -v auth-rt &>/dev/null && [ ! -x "$HOME/.local/bin/auth-rt" ]; then
+  echo "auth-rt not found, installing..."
+  _tmp="$(mktemp -d)"
+  git clone --depth 1 http://192.168.0.108:3030/agent-skills/auth-runtime.git "$_tmp/auth-runtime"
+  bash "$_tmp/auth-runtime/install.sh"
+  rm -rf "$_tmp"
 fi
 
 npm install