diff --git a/DEPLOY.md b/DEPLOY.md
index fc4a419..5a52c07 100644
--- a/DEPLOY.md
+++ b/DEPLOY.md
@@ -137,7 +137,7 @@ MineSentinel 启动：
 | 初始宽限期 | `config.rb` | 1 | `300` s |
 | 冷却期 | `config.rb` | 3 | `200` s |
 | 尝试次数 | `config.rb` | 2 | `3` 次 |
-| 检测间隔 | `main.rb` | 90 | `1.5` s |
+| 检测间隔 | `config.rb` | 4 | `1.5` s |
 | systemctl 超时 | `method_executor.rb` | 17 | `30` s |
 | 最大重试 | `method_executor.rb` | 23 | `10` 次 |
 | 检测端口 | `server_status_detector.rb` | 60 | `25565` |
diff --git a/OfficialWebsite/index.html b/OfficialWebsite/index.html
index c44240e..ae8dbc7 100644
--- a/OfficialWebsite/index.html
+++ b/OfficialWebsite/index.html
@@ -591,7 +591,7 @@ journalctl -u minesentinel -u minecraft -f  # 双服务合并</pre>
                 <tr><td>初始宽限期</td><td>config.rb</td><td>1</td><td>300 s</td></tr>
                 <tr><td>冷却期</td><td>config.rb</td><td>3</td><td>200 s</td></tr>
                 <tr><td>尝试次数</td><td>config.rb</td><td>2</td><td>3 次</td></tr>
-                <tr><td>检测间隔</td><td>main.rb</td><td>90</td><td>1.5 s</td></tr>
+                <tr><td>检测间隔</td><td>config.rb</td><td>4</td><td>1.5 s</td></tr>
                 <tr><td>systemctl 超时</td><td>method_executor.rb</td><td>17</td><td>30 s</td></tr>
                 <tr><td>最大重试</td><td>method_executor.rb</td><td>23</td><td>10 次</td></tr>
                 <tr><td>检测端口</td><td>server_status_detector.rb</td><td>60</td><td>25565</td></tr>
diff --git a/config.rb b/config.rb
index 113bf46..4cdad89 100644
--- a/config.rb
+++ b/config.rb
@@ -1,3 +1,4 @@
 INITIAL_GRACE = 300  # 初次启动等待 300 秒
 TRY_TIMES = 3 # 尝试次数
-RST_COOLDOWN_DURATION = 200 # 重启冷却期 200 秒
\ No newline at end of file
+RST_COOLDOWN_DURATION = 200 # 重启冷却期 200 秒
+CHECK_INTERVAL = 1.5 # 检测间隔 1.5 秒
\ No newline at end of file
diff --git a/main.rb b/main.rb
index c0e1633..57f4565 100644
--- a/main.rb
+++ b/main.rb
@@ -87,7 +87,7 @@ end
 
 def main_loop
   while true
-    sleep 1.5
+    sleep CHECK_INTERVAL
     SystemdNotifier.notify("WATCHDOG=1")
     main_once
   end