diff --git a/shenyu-sync-data-center/shenyu-sync-data-http/src/main/java/org/apache/shenyu/sync/data/http/config/HttpConfig.java b/shenyu-sync-data-center/shenyu-sync-data-http/src/main/java/org/apache/shenyu/sync/data/http/config/HttpConfig.java
index 62d70d7bf6a1..00aed8ed3e90 100644
--- a/shenyu-sync-data-center/shenyu-sync-data-http/src/main/java/org/apache/shenyu/sync/data/http/config/HttpConfig.java
+++ b/shenyu-sync-data-center/shenyu-sync-data-http/src/main/java/org/apache/shenyu/sync/data/http/config/HttpConfig.java
@@ -205,7 +205,7 @@ public boolean equals(final Object o) {
         if (this == o) {
             return true;
         }
-        if (o == null || getClass() != o.getClass()) {
+        if (Objects.isNull(o) || getClass() != o.getClass()) {
             return false;
         }
         HttpConfig that = (HttpConfig) o;
diff --git a/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosACMConfig.java b/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosACMConfig.java
index d331ceb21726..e2f0e64ca72e 100644
--- a/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosACMConfig.java
+++ b/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosACMConfig.java
@@ -126,7 +126,7 @@ public boolean equals(final Object o) {
         if (this == o) {
             return true;
         }
-        if (o == null || getClass() != o.getClass()) {
+        if (Objects.isNull(o) || getClass() != o.getClass()) {
             return false;
         }
         NacosACMConfig that = (NacosACMConfig) o;
diff --git a/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosConfig.java b/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosConfig.java
index bfceb42fdd56..5e2502751901 100644
--- a/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosConfig.java
+++ b/shenyu-sync-data-center/shenyu-sync-data-nacos/src/main/java/org/apache/shenyu/sync/data/nacos/config/NacosConfig.java
@@ -146,7 +146,7 @@ public boolean equals(final Object o) {
         if (this == o) {
             return true;
         }
-        if (o == null || getClass() != o.getClass()) {
+        if (Objects.isNull(o) || getClass() != o.getClass()) {
             return false;
         }
         NacosConfig that = (NacosConfig) o;
diff --git a/shenyu-sync-data-center/shenyu-sync-data-websocket/src/main/java/org/apache/shenyu/plugin/sync/data/websocket/config/WebsocketConfig.java b/shenyu-sync-data-center/shenyu-sync-data-websocket/src/main/java/org/apache/shenyu/plugin/sync/data/websocket/config/WebsocketConfig.java
index bee14320ca21..10f0ba057360 100644
--- a/shenyu-sync-data-center/shenyu-sync-data-websocket/src/main/java/org/apache/shenyu/plugin/sync/data/websocket/config/WebsocketConfig.java
+++ b/shenyu-sync-data-center/shenyu-sync-data-websocket/src/main/java/org/apache/shenyu/plugin/sync/data/websocket/config/WebsocketConfig.java
@@ -72,7 +72,7 @@ public boolean equals(final Object o) {
         if (this == o) {
             return true;
         }
-        if (o == null || getClass() != o.getClass()) {
+        if (Objects.isNull(o) || getClass() != o.getClass()) {
             return false;
         }
         WebsocketConfig that = (WebsocketConfig) o;