diff --git a/scripts/install.mjs b/scripts/install.mjs
index 68e83cc..f7dea8b 100644
--- a/scripts/install.mjs
+++ b/scripts/install.mjs
@@ -368,14 +368,21 @@ async function configure() {
     }
     logOk(`plugins.allow includes ${PLUGIN_NAME}`);
 
+    const enabledKey = `plugins.entries.${PLUGIN_NAME}.enabled`;
+    const configEnabledKey = `plugins.entries.${PLUGIN_NAME}.config.enabled`;
+    if (getOpenclawConfig(enabledKey, undefined) === undefined) {
+      setOpenclawConfig(enabledKey, true);
+    }
+    if (getOpenclawConfig(configEnabledKey, undefined) === undefined) {
+      setOpenclawConfig(configEnabledKey, true);
+    }
+
     if (options.installMonitor === 'yes') {
       const binaryPath = join(openclawPath, 'plugins', PLUGIN_NAME, 'bin', 'HarborForge.Monitor');
-      const entry = getOpenclawConfig(`plugins.entries.${PLUGIN_NAME}`, {}) || {};
-      const config = entry.config || {};
-      config.managedMonitor = binaryPath;
-      entry.config = config;
-      entry.enabled = true;
-      setOpenclawConfig(`plugins.entries.${PLUGIN_NAME}`, entry);
+      const managedMonitorKey = `plugins.entries.${PLUGIN_NAME}.config.managedMonitor`;
+      if (getOpenclawConfig(managedMonitorKey, undefined) === undefined) {
+        setOpenclawConfig(managedMonitorKey, binaryPath);
+      }
       logOk(`managedMonitor configured → ${binaryPath}`);
     }