diff --git a/data-providers/file-data-provider/src/main/resources/file-data-provider.json b/data-providers/file-data-provider/src/main/resources/file-data-provider.json
index 33a0530bc..2bbb8002b 100644
--- a/data-providers/file-data-provider/src/main/resources/file-data-provider.json
+++ b/data-providers/file-data-provider/src/main/resources/file-data-provider.json
@@ -25,6 +25,12 @@
             "CSV"
           ]
         },
+        {
+          "name": "path",
+          "required": true,
+          "defaultValue": "",
+          "type": "string"
+        },
         {
           "name": "columns",
           "defaultValue": "",
diff --git a/data-providers/http-data-provider/src/main/java/datart/data/provider/HttpDataProvider.java b/data-providers/http-data-provider/src/main/java/datart/data/provider/HttpDataProvider.java
index 1e55b0a27..a24aa5e0d 100644
--- a/data-providers/http-data-provider/src/main/java/datart/data/provider/HttpDataProvider.java
+++ b/data-providers/http-data-provider/src/main/java/datart/data/provider/HttpDataProvider.java
@@ -142,13 +142,12 @@ private HttpRequestParam convert2RequestParam(Map<String, Object> schema) throws
         if (parser != null && StringUtils.isNotBlank(parser.toString())) {
             parserClass = parser.toString();
         }
-
         Class<? extends HttpResponseParser> aClass = (Class<? extends HttpResponseParser>) Class.forName(parserClass);
-
         httpRequestParam.setResponseParser(aClass);
-
-        httpRequestParam.setBody(schema.getOrDefault(BODY, "").toString());
-
+        Object body = schema.get(BODY);
+        if (body != null) {
+            httpRequestParam.setBody(body.toString());
+        }
         httpRequestParam.setQueryParam((Map<String, String>) schema.get(QUERY_PARAM));
 
         httpRequestParam.setHeaders((Map<String, String>) schema.get(HEADER));