diff --git a/core-java/src/main/java/com/baeldung/java/networking/udp/UDPTest.java b/core-java/src/main/java/com/baeldung/java/networking/udp/UDPTest.java
deleted file mode 100644
index ee93936230..0000000000
--- a/core-java/src/main/java/com/baeldung/java/networking/udp/UDPTest.java
+++ /dev/null
@@ -1,33 +0,0 @@
-package com.baeldung.java.networking.udp;
-
-import static org.junit.Assert.*;
-
-import java.io.IOException;
-
-import org.junit.After;
-import org.junit.Before;
-import org.junit.Test;
-
-public class UDPTest {
-    EchoClient client = null;
-
-    @Before
-    public void setup() throws IOException {
-        new EchoServer().start();
-        client = new EchoClient();
-    }
-
-    @Test
-    public void whenCanSendAndReceivePacket_thenCorrect1() {
-        String echo = client.sendEcho("hello server");
-        assertEquals("hello server", echo);
-        echo = client.sendEcho("server is working");
-        assertFalse(echo.equals("hello server"));
-    }
-
-    @After
-    public void tearDown() {
-        client.sendEcho("end");
-        client.close();
-    }
-}
diff --git a/pom.xml b/pom.xml
index f04b79296a..82aa022269 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
         <module>autovalue</module>
 
         <module>cdi</module>
-        <module>core-java-9</module>
+        <!-- <module>core-java-9</module> -->
         <module>core-java</module>
         <module>couchbase-sdk</module>