failed to find tokenizer under name [jieba_index]

put jieba-test
{
  "settings": {
    "analysis": {
      "analyzer": {
        "my_ana": {
          "tokenizer": "jieba_index",
          "filter": [
            "lowercase"
          ]
        }
      }
    }
  }
}

报错如下

{
  "error" : {
    "root_cause" : [
      {
        "type" : "illegal_argument_exception",
        "reason" : "Custom Analyzer [my_ana] failed to find tokenizer under name [jieba_index]"
      }
    ],
    "type" : "illegal_argument_exception",
    "reason" : "Custom Analyzer [my_ana] failed to find tokenizer under name [jieba_index]"
  },
  "status" : 400
}

mty2015 / elasticsearch-analysis-jieba

failed to find tokenizer under name [jieba_index] #2