t.Fatalf("expected custom webhook to exist")
				}
			}

			validateWebhookExistence()

			// Uninstall with a different file (should have no effect)
			istioCtl.InvokeOrFail(t, []string{"uninstall", "-f", randomFileName, "-r" + canaryRevision, "--skip-confirmation"})

			// Check the webhook still exists
			validateWebhookExistence()

			// Uninstall with the correct file