diff --git a/deploy.sh b/deploy.sh
index 3740af1..42ed8c3 100644
--- a/deploy.sh
+++ b/deploy.sh
@@ -88,9 +88,23 @@ echo -e "${YELLOW}[2/9] 配置 PostgreSQL 数据库...${NC}"
 
 apt-get install -y --no-install-recommends postgresql postgresql-contrib || true
 
-systemctl start postgresql
-systemctl enable postgresql
+# 启动 PostgreSQL
+echo "启动 PostgreSQL..."
+systemctl start postgresql || true
+systemctl enable postgresql || true
 
+# 等待 PostgreSQL 就绪 (最多等待 30 秒)
+echo "等待 PostgreSQL 就绪..."
+for i in {1..30}; do
+    if su - postgres -c "psql -c 'SELECT 1;'" > /dev/null 2>&1; then
+        echo "PostgreSQL 已就绪"
+        break
+    fi
+    sleep 1
+done
+
+# 创建数据库
+echo "创建数据库..."
 su - postgres -c "psql -c \"CREATE DATABASE neural_sync;\"" 2>/dev/null || true
 su - postgres -c "psql -c \"CREATE USER neuraluser WITH PASSWORD '$DB_PASSWORD';\"" 2>/dev/null || true
 su - postgres -c "psql -c \"GRANT ALL PRIVILEGES ON DATABASE neural_sync TO neuraluser;\"" 2>/dev/null || true