diff --git a/src/main/java/org/ccalm/dbms/MainController.java b/src/main/java/org/ccalm/dbms/MainController.java
index 5e6ce38..883a71c 100644
--- a/src/main/java/org/ccalm/dbms/MainController.java
+++ b/src/main/java/org/ccalm/dbms/MainController.java
@@ -24,7 +24,7 @@ public class MainController {
         this.dataSource = dataSource;
     }
 
-    @RequestMapping(value = "/",method = {RequestMethod.POST,RequestMethod.GET},produces = "text/json;charset=utf-8")
+    @RequestMapping(value = "/",method = {RequestMethod.POST,RequestMethod.GET},produces = "application/json;charset=utf-8")
     @ResponseBody
     public String index(Model model, @RequestParam(required=false,name="lng",defaultValue = "1") String language_id) {
         JSONObject json = new JSONObject();