diff --git a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ReflectUtils.java b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ReflectUtils.java
index 6341a5bcf07..5007287c535 100644
--- a/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ReflectUtils.java
+++ b/dubbo-common/src/main/java/org/apache/dubbo/common/utils/ReflectUtils.java
@@ -155,8 +155,8 @@ private ReflectUtils() {
     }
 
     public static boolean isPrimitives(Class<?> cls) {
-        if (cls.isArray()) {
-            return isPrimitive(cls.getComponentType());
+        while (cls.isArray()) {
+            cls = cls.getComponentType();
         }
         return isPrimitive(cls);
     }
diff --git a/dubbo-common/src/test/java/org/apache/dubbo/common/utils/PojoUtilsTest.java b/dubbo-common/src/test/java/org/apache/dubbo/common/utils/PojoUtilsTest.java
index 4bc4b31657c..e615dd97b12 100644
--- a/dubbo-common/src/test/java/org/apache/dubbo/common/utils/PojoUtilsTest.java
+++ b/dubbo-common/src/test/java/org/apache/dubbo/common/utils/PojoUtilsTest.java
@@ -199,6 +199,11 @@ public void test_PrimitiveArray() throws Exception {
         assertArrayObject(new Float[]{37F, -39F, 123456.7F});
 
         assertArrayObject(new Double[]{37D, -39D, 123456.7D});
+
+        assertObject(new int[][]{{37, -39, 12456}});
+        assertObject(new Integer[][][]{{{37, -39, 12456}}});
+
+        assertArrayObject(new Integer[]{37, -39, 12456});
     }
 
     @Test