diff --git a/server/model/monitor.js b/server/model/monitor.js
index 275a3a3..a8665ef 100644
--- a/server/model/monitor.js
+++ b/server/model/monitor.js
@@ -93,6 +93,7 @@ class Monitor extends BeanModel {
                                             "User-Agent": "Uptime-Kuma",
                                             host: targetUrl.hostname,
                                         },
+                                        timeout: 3000,
                                     }
                                 );
                             } catch (error) {