Selenium issue: java.lang.NoClassDefFoundError: okhttp3/WebSocketListener

A simple selenium test case yields the following error.

java.lang.NoClassDefFoundError: okhttp3/WebSocketListener
 at org.openqa.selenium.remote.internal.OkHttpClient.openSocket(OkHttpClient.java:75)
 at org.openqa.selenium.devtools.Connection.<init>(Connection.java:58)
 at org.openqa.selenium.chrome.ChromeDevToolsLocator.getChromeConnector(ChromeDevToolsLocator.java:81)
 at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:196)
 at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:176)
 at org.openqa.selenium.chrome.ChromeDriver.<init>(ChromeDriver.java:131)
 at au.gov.nla.ums.keycloak.selenium.TroveTest.test(TroveTest.java:21)
 at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
 at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
 at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 at java.lang.reflect.Method.invoke(Method.java:498)
 ....

It's caused by the version of selenium-java:

<dependency>
    <groupId>org.seleniumhq.selenium</groupId>
    <artifactId>selenium-java</artifactId>
    <version>4.0.0-alpha-1</version>
</dependency>

Downgrading it to 3.141.59 solves the error.

<dependency>
    <groupId>org.seleniumhq.selenium</groupId>
    <artifactId>selenium-java</artifactId>
    <version>3.141.59</version>
</dependency>