diff --git a/src/main/java/com/syjiaer/clinic/server/common/util/HttpUtil.java b/src/main/java/com/syjiaer/clinic/server/common/util/HttpUtil.java
index e6f97b4..15216a3 100644
--- a/src/main/java/com/syjiaer/clinic/server/common/util/HttpUtil.java
+++ b/src/main/java/com/syjiaer/clinic/server/common/util/HttpUtil.java
@@ -90,7 +90,9 @@ public class HttpUtil {
     }
     public List<String[]> download(String version_name, int type) {
         Map<String, Object> input = new HashMap<>();
+        
         input.put("ver", version_name);
+
         String infno = String.valueOf(type);
         JSONObject result = null;
         try {