diff --git a/src/main/java/com/yutou/qqbot/models/setu/GetSeTu.java b/src/main/java/com/yutou/qqbot/models/setu/GetSeTu.java
index 5bb20b6..a2cee0d 100644
--- a/src/main/java/com/yutou/qqbot/models/setu/GetSeTu.java
+++ b/src/main/java/com/yutou/qqbot/models/setu/GetSeTu.java
@@ -69,19 +69,19 @@ public class GetSeTu extends Model {
             url = "https://api.lolicon.app/setu/v2?r18=1&size=regular";
         }
         if (!StringUtils.isEmpty(key)) {
-            if("tag".equals(model)) {
+            if ("tag".equals(model)) {
                 String[] keys = key.split(" ");
                 StringBuilder keyBuilder = new StringBuilder();
                 for (String _key : keys) {
                     keyBuilder.append(_key).append("&tag=");
                 }
                 key = keyBuilder.toString();
-                key=key.substring(0,key.length()-4);
+                key = key.substring(0, key.length() - 5);
             }
             if (r18) {
-                url = "https://api.lolicon.app/setu/v2?" + model + "=" + URLEncoder.encode(key, StandardCharsets.UTF_8) + "&r18=1&size=regular";
+                url = "https://api.lolicon.app/setu/v2?" + model + "=" + key + "&r18=1&size=regular";
             } else {
-                url = "https://api.lolicon.app/setu/v2?" + model + "=" + URLEncoder.encode(key, StandardCharsets.UTF_8) + "&r18=0&size=regular";
+                url = "https://api.lolicon.app/setu/v2?" + model + "=" + key + "&r18=0&size=regular";
             }
         }
         if (fuzzyR18) {