diff --git a/.gitea/workflows/cd.yml b/.gitea/workflows/cd.yml
index a6b690a..51cbec0 100644
--- a/.gitea/workflows/cd.yml
+++ b/.gitea/workflows/cd.yml
@@ -61,7 +61,7 @@ jobs:
           PID=$(cat "$PID_FILE")
           echo "pid=$PID"
           for i in 1 2 3; do
-            if kill -0 "$PID" 2>/dev/null; then
+            if [ -d "/proc/$PID" ]; then
               echo "service running, pid=$PID (attempt $i)"
               exit 0
             fi
diff --git a/run.sh b/run.sh
index dcd703f..911011b 100644
--- a/run.sh
+++ b/run.sh
@@ -8,13 +8,6 @@ if [ "$(id -u)" -ne 0 ]; then
 fi
 
 mkdir -p logs
-setsid nohup .venv/bin/python main.py > logs/app.log 2>&1 < /dev/null &
-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"
+nohup .venv/bin/python main.py > logs/app.log 2>&1 &
+echo $! > .pid
+echo "started, pid=$(cat .pid), log: logs/app.log"