diff --git a/jetty-websocket/websocket-jetty-client/src/main/java/org/eclipse/jetty/websocket/client/WebSocketClient.java b/jetty-websocket/websocket-jetty-client/src/main/java/org/eclipse/jetty/websocket/client/WebSocketClient.java
index 271956510932..38689277356f 100644
--- a/jetty-websocket/websocket-jetty-client/src/main/java/org/eclipse/jetty/websocket/client/WebSocketClient.java
+++ b/jetty-websocket/websocket-jetty-client/src/main/java/org/eclipse/jetty/websocket/client/WebSocketClient.java
@@ -64,7 +64,7 @@ public class WebSocketClient extends ContainerLifeCycle implements WebSocketPoli
     private final List<WebSocketSessionListener> sessionListeners = new CopyOnWriteArrayList<>();
     private final SessionTracker sessionTracker = new SessionTracker();
     private final Configuration.ConfigurationCustomizer configurationCustomizer = new Configuration.ConfigurationCustomizer();
-    private final WebSocketComponents components = new WebSocketComponents();
+    private final WebSocketComponents components;
     private boolean stopAtShutdown = false;
     private long _stopTimeout = Long.MAX_VALUE;
 
@@ -83,6 +83,9 @@ public WebSocketClient()
      */
     public WebSocketClient(HttpClient httpClient)
     {
+        ByteBufferPool bufferPool = httpClient != null ? httpClient.getByteBufferPool() : null;
+        Executor executor = httpClient != null ? httpClient.getExecutor() : null;
+        components = new WebSocketComponents(null, null, bufferPool, null, null, executor);
         coreClient = new WebSocketCoreClient(httpClient, components);
         addManaged(coreClient);
         frameHandlerFactory = new JettyWebSocketFrameHandlerFactory(this, components);
diff --git a/jetty-websocket/websocket-jetty-tests/src/test/java/org/eclipse/jetty/websocket/tests/client/WebSocketClientTest.java b/jetty-websocket/websocket-jetty-tests/src/test/java/org/eclipse/jetty/websocket/tests/client/WebSocketClientTest.java
index 8756812bfb60..d27838d6e7ab 100644
--- a/jetty-websocket/websocket-jetty-tests/src/test/java/org/eclipse/jetty/websocket/tests/client/WebSocketClientTest.java
+++ b/jetty-websocket/websocket-jetty-tests/src/test/java/org/eclipse/jetty/websocket/tests/client/WebSocketClientTest.java
@@ -22,9 +22,15 @@
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
 import java.util.concurrent.Future;
 import java.util.concurrent.TimeUnit;
 
+import org.eclipse.jetty.client.HttpClient;
+import org.eclipse.jetty.client.HttpClientTransport;
+import org.eclipse.jetty.client.http.HttpClientTransportOverHTTP;
+import org.eclipse.jetty.io.ClientConnector;
 import org.eclipse.jetty.server.Server;
 import org.eclipse.jetty.server.ServerConnector;
 import org.eclipse.jetty.servlet.ServletContextHandler;
@@ -55,6 +61,7 @@
 import static org.hamcrest.Matchers.not;
 import static org.hamcrest.Matchers.notNullValue;
 import static org.hamcrest.Matchers.nullValue;
+import static org.junit.jupiter.api.Assertions.assertSame;
 import static org.junit.jupiter.api.Assertions.assertThrows;
 
 public class WebSocketClientTest
@@ -112,6 +119,63 @@ public void stopServer() throws Exception
         server.stop();
     }
 
+    @Test
+    public void testCustomizeExecutorDirectly() throws Exception
+    {
+        Executor executor = Executors.newFixedThreadPool(50);
+        HttpClient httpClient = new HttpClient();
+        httpClient.setExecutor(executor);
+        try
+        {
+            httpClient.start();
+            WebSocketClient webSocketClient = new WebSocketClient(httpClient);
+            try
+            {
+                webSocketClient.start();
+                Executor inuseExecutor = webSocketClient.getExecutor();
+                assertSame(executor, inuseExecutor);
+            }
+            finally
+            {
+                webSocketClient.stop();
+            }
+        }
+        finally
+        {
+            httpClient.stop();
+        }
+    }
+
+    @Test
+    public void testCustomizeExecutorViaConnector() throws Exception
+    {
+        ClientConnector clientConnector = new ClientConnector();
+        clientConnector.setSelectors(1);
+        Executor executor = Executors.newFixedThreadPool(50);
+        clientConnector.setExecutor(executor);
+        HttpClientTransport transport = new HttpClientTransportOverHTTP(clientConnector);
+        HttpClient httpClient = new HttpClient(transport);
+        try
+        {
+            httpClient.start();
+            WebSocketClient webSocketClient = new WebSocketClient(httpClient);
+            try
+            {
+                webSocketClient.start();
+                Executor inuseExecutor = webSocketClient.getExecutor();
+                assertSame(executor, inuseExecutor);
+            }
+            finally
+            {
+                webSocketClient.stop();
+            }
+        }
+        finally
+        {
+            httpClient.stop();
+        }
+    }
+
     @Test
     public void testAddExtensionNotInstalled() throws Exception
     {