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+2 −0 doc/api/cluster.markdown
diff --git a/doc/api/cluster.markdown b/doc/api/cluster.markdown
@@ -94,6 +94,8 @@ the worker pool for your application's needs.
 ## cluster.settings
 
 * {Object}
+  * `execArgv` {Array} list of string arguments passed to the node executable. 
+    (Default=`process.execArgv`)
   * `exec` {String} file path to worker file.  (Default=`process.argv[1]`)
   * `args` {Array} string arguments passed to worker.
     (Default=`process.argv.slice(2)`)