Update --class docs

Since the `--class` flag has been changed to take effect on Wayland too,
the documentation has been updated to reflect that.

The original change was made in #2077.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/cli.rs b/src/cli.rs
index 1997a6bb..f134f358 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -100,7 +100,7 @@ impl Options {
             .arg(Arg::with_name("class")
                  .long("class")
                  .takes_value(true)
-                 .help(&format!("Defines window class on X11 [default: {}]", DEFAULT_NAME)))
+                 .help(&format!("Defines window class on Linux [default: {}]", DEFAULT_NAME)))
             .arg(Arg::with_name("q")
                 .short("q")
                 .multiple(true)