diff --git a/core/src/main/java/com/alibaba/nacos/core/utils/SystemUtils.java b/core/src/main/java/com/alibaba/nacos/core/utils/SystemUtils.java
index ce50f9a78..6eec1e88e 100644
--- a/core/src/main/java/com/alibaba/nacos/core/utils/SystemUtils.java
+++ b/core/src/main/java/com/alibaba/nacos/core/utils/SystemUtils.java
@@ -42,8 +42,7 @@ public class SystemUtils {
     /**
      * Standalone mode or not
      */
-    public static boolean STANDALONE_MODE =  Boolean.parseBoolean(
-        System.getenv(STANDALONE_MODE_PROPERTY_NAME));
+    public static boolean STANDALONE_MODE =  Boolean.getBoolean(STANDALONE_MODE_PROPERTY_NAME);
 
     public static final String STANDALONE_MODE_ALONE = "standalone";
     public static final String STANDALONE_MODE_CLUSTER = "cluster";