diff --git a/src/main/java/cn/chjyj/szwh/utils/SignUtils.java b/src/main/java/cn/chjyj/szwh/utils/SignUtils.java
index b8f1133..146069a 100644
--- a/src/main/java/cn/chjyj/szwh/utils/SignUtils.java
+++ b/src/main/java/cn/chjyj/szwh/utils/SignUtils.java
@@ -159,7 +159,7 @@ public class SignUtils {
             builder.withExpiresAt(expireDate);
 
             // 签名
-            signStr = builder.sign(Algorithm.RSA256(null,rsaPrivateKey));
+            signStr = builder.sign(Algorithm.RSA256(rsaPublicKey,rsaPrivateKey));
             return signStr;
         } catch (Exception ex) {
             log.error(ex.getCause());