diff --git a/helm-chart/README.md b/helm-chart/README.md
index 317483680..d50904501 100644
--- a/helm-chart/README.md
+++ b/helm-chart/README.md
@@ -170,7 +170,7 @@ Please refer to [metrics](./metrics.md) documentation for details.
 | `tap.kernelModule.unloadOnDestroy`        | Create additional container which watches for pod termination and unloads PF_RING kernel module. | `false`|
 | `tap.telemetry.enabled`                   | Enable anonymous usage statistics collection           | `true`                                                  |
 | `tap.defaultFilter`                       | Sets the default dashboard KFL filter (e.g. `http`)        | `""`                                                  |
-| `tap.globalFilter`                        | Prepends to any KFL filter and can be used to limit what is visible in the dashboard. For example, `redact("request.headers.Authorization")` will redact the appropriate field.       | `""`                                        |
+| `tap.globalFilter`                        | Prepends to any KFL filter and can be used to limit what is visible in the dashboard. For example, `redact("request.headers.Authorization")` will redact the appropriate field. Another example `!dns` will not show any DNS traffic.      | `""`                                        |
 | `logs.file`                               | Logs dump path                      | `""`                                                    |
 | `kube.configPath`                         | Path to the `kubeconfig` file (`$HOME/.kube/config`)            | `""`                                                    |
 | `kube.context`                            | Kubernetes context to use for the deployment  | `""`                                                    |