diff --git a/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationDiscoverWriteAttributesTest.java b/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationDiscoverWriteAttributesTest.java
index 536770cfd3..877433b0c2 100644
--- a/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationDiscoverWriteAttributesTest.java
+++ b/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationDiscoverWriteAttributesTest.java
@@ -24,6 +24,7 @@ import org.thingsboard.server.transport.lwm2m.rpc.AbstractRpcLwM2MIntegrationTes
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertTrue;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.RESOURCE_ID_14;
 import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.RESOURCE_ID_6;
 import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.RESOURCE_ID_7;
 
@@ -134,6 +135,28 @@ public class RpcLwm2mIntegrationDiscoverWriteAttributesTest extends AbstractRpcL
         assertTrue(rpcActualResult.get("value").asText().contains(expected));
     }
 
+    /**
+     * WriteAttributes {"id":"/3/0/14","attributes":{"pmax":100, "pmin":10}}
+     * if not implemented:
+     * {"result":"INTERNAL_SERVER_ERROR","error":"not implemented"}
+     * if implemented:
+     * {"result":"CHANGED"}
+     */
+    @Test
+    public void testWriteAttributesResourceWithParametersById_Result_CHANGED() throws Exception {
+        String expectedPath = objectInstanceIdVer_3 + "/" + RESOURCE_ID_14;
+        String expectedValue = "{\"pmax\":100, \"pmin\":10}";
+        String actualResult = sendRPCExecuteWithValueById(expectedPath, expectedValue);
+        ObjectNode rpcActualResult = JacksonUtil.fromString(actualResult, ObjectNode.class);
+        assertEquals(ResponseCode.CHANGED.getName(), rpcActualResult.get("result").asText());
+            // result changed
+        actualResult = sendDiscover(expectedPath);
+        rpcActualResult = JacksonUtil.fromString(actualResult, ObjectNode.class);
+        assertEquals(ResponseCode.CONTENT.getName(), rpcActualResult.get("result").asText());
+        String expected = "</3/0/14>;pmax=100;pmin=10";
+        assertTrue(rpcActualResult.get("value").asText().contains(expected));
+    }
+
     /**
      * <NOTIFICATION> Class Attributes
      * Minimum/Maximum Period pmin/pmax
diff --git a/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationWriteAttributesTest.java b/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationWriteAttributesTest.java
deleted file mode 100644
index b78758dc82..0000000000
--- a/application/src/test/java/org/thingsboard/server/transport/lwm2m/rpc/sql/RpcLwm2mIntegrationWriteAttributesTest.java
+++ /dev/null
@@ -1,56 +0,0 @@
-/**
- * Copyright © 2016-2024 The Thingsboard Authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package org.thingsboard.server.transport.lwm2m.rpc.sql;
-
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import org.eclipse.leshan.core.ResponseCode;
-import org.junit.Test;
-import org.thingsboard.common.util.JacksonUtil;
-import org.thingsboard.server.transport.lwm2m.rpc.AbstractRpcLwM2MIntegrationTest;
-
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertTrue;
-import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
-import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.RESOURCE_ID_14;
-
-
-public class RpcLwm2mIntegrationWriteAttributesTest extends AbstractRpcLwM2MIntegrationTest {
-
-    /**
-     * WriteAttributes {"id":"/3/0/14","attributes":{"pmax":100, "pmin":10}}
-     * if not implemented:
-     * {"result":"INTERNAL_SERVER_ERROR","error":"not implemented"}
-     * if implemented:
-     * {"result":"CHANGED"}
-     */
-    @Test
-    public void testWriteAttributesResourceWithParametersById_Result_INTERNAL_SERVER_ERROR() throws Exception {
-        String expectedPath = objectInstanceIdVer_3 + "/" + RESOURCE_ID_14;
-        String expectedValue = "{\"pmax\":100, \"pmin\":10}";
-        String actualResult = sendRPCExecuteWithValueById(expectedPath, expectedValue);
-        ObjectNode rpcActualResult = JacksonUtil.fromString(actualResult, ObjectNode.class);
-        assertEquals(ResponseCode.INTERNAL_SERVER_ERROR.getName(), rpcActualResult.get("result").asText());
-        String expected = "not implemented";
-        String actual = rpcActualResult.get("error").asText();
-        assertTrue(actual.equals(expected));
-    }
-
-    private String sendRPCExecuteWithValueById(String path, String value) throws Exception {
-        String setRpcRequest = "{\"method\": \"WriteAttributes\", \"params\": {\"id\": \"" + path + "\", \"attributes\": " + value + " }}";
-        return doPostAsync("/api/plugins/rpc/twoway/" + deviceId, setRpcRequest, String.class, status().isOk());
-    }
-
-}