diff --git a/run.sh b/run.sh
index 911011b..f38c4f0 100644
--- a/run.sh
+++ b/run.sh
@@ -9,5 +9,12 @@ fi
 
 mkdir -p logs
 nohup .venv/bin/python main.py > logs/app.log 2>&1 &
-echo $! > .pid
-echo "started, pid=$(cat .pid), log: logs/app.log"
+PID=$!
+disown "$PID" 2>/dev/null || true
+echo "$PID" > .pid
+sleep 1
+if ! kill -0 "$PID" 2>/dev/null; then
+  echo "process $PID exited immediately, see logs/app.log" >&2
+  exit 1
+fi
+echo "started, pid=$PID, log: logs/app.log"