diff --git a/jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/util/RandImageUtil.java b/jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/util/RandImageUtil.java
index 2129ff26..8335beae 100644
--- a/jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/util/RandImageUtil.java
+++ b/jero-boot/jero-boot-module-system/src/main/java/com/jero/modules/system/util/RandImageUtil.java
@@ -15,7 +15,6 @@ import java.util.Random;
 public class RandImageUtil {
 
     public static final String KEY = "JERO_LOGIN_KEY";
-//    public static final String key = "JERO_LOGIN_KEY";
 
     /**
      * 定义图形大小