code> – the values of the labels don&rsquo;t matter, we are just checking if the keys exist. With this rule added, the OpenShift Builds use case illustrated above is covered, meaning auxiliary pods will not have sidecars injected (because source-to-image auxiliary pods <strong>do</strong> contain those labels).</p><p>For completeness, you can also use a field called <code>alwaysInjectSelector</code>, with similar syntax, which will always inject the sidecar on pods that match that label selector, regardle