diff --git a/StyleText/README.md b/StyleText/README.md
index bbce7c5eba280e95452933f713524b19ff5778e2..182b7d245297b8aecf5f3d3a547a2ea32131ba6c 100644
--- a/StyleText/README.md
+++ b/StyleText/README.md
@@ -116,7 +116,7 @@ In actual application scenarios, it is often necessary to synthesize pictures in
    * `CorpusGenerator`：
      * `method`：Method of CorpusGenerator，supports `FileCorpus` and `EnNumCorpus`. If `EnNumCorpus` is used，No other configuration is needed，otherwise you need to set `corpus_file` and `language`.
      * `language`：Language of the corpus.
-     * `corpus_file`: Filepath of the corpus.
+     * `corpus_file`: Filepath of the corpus. Corpus file should be a text file which will be split by line-endings（'\n'）. Corpus generator samples one line each time.
 
 
 We provide a general dataset containing Chinese, English and Korean (50,000 images in all) for your trial ([download link](https://paddleocr.bj.bcebos.com/dygraph_v2.0/style_text/chkoen_5w.tar)), some examples are given below :