diff --git a/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/SaasFeatureResourceServiceImpl.java b/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/SaasFeatureResourceServiceImpl.java
index 5843aa39..ac777628 100644
--- a/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/SaasFeatureResourceServiceImpl.java
+++ b/tyr-server/src/main/java/cn/axzo/tyr/server/service/impl/SaasFeatureResourceServiceImpl.java
@@ -113,7 +113,7 @@ public class SaasFeatureResourceServiceImpl implements SaasFeatureResourceServic
     public boolean isAuthFree(Long featureId) {
 
         if (BooleanUtil.isTrue(RedisClient.KeyOps.hasKey(KEY_AUTH_FREE))) {
-            return RedisClient.SetOps.sIsMember(KEY_AUTH_FREE, featureId);
+            return RedisClient.SetOps.sIsMember(KEY_AUTH_FREE, String.valueOf(featureId));
         }
 
         //load from DB