diff --git a/src/cli.rs b/src/cli.rs
index d5c97b8..ca49ce5 100644
--- a/src/cli.rs
+++ b/src/cli.rs
@@ -42,20 +42,20 @@ pub fn build_cli() -> App<'static> {
                 .help("Prints current brightness value"),
         )
         .arg(
-            Arg::with_name("zer")
+            Arg::with_name("zero")
                 .short('z')
                 .long("zero")
                 .help("Sets brightness to lowest value"),
         )
         .arg(
-            Arg::with_name("ful")
+            Arg::with_name("full")
                 .short('f')
                 .long("full")
                 .help("Sets brightness to highest value"),
         )
         .group(
             ArgGroup::with_name("brightness_control")
-                .args(&["set", "inc", "dec", "get", "zer", "ful"]),
+                .args(&["set", "inc", "dec", "get", "zero", "full"]),
         )
         .arg(
             Arg::with_name("list")
diff --git a/src/main.rs b/src/main.rs
index 0a5613b..2653096 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -42,9 +42,9 @@ fn main() {
         controller.set_brightness(new_value.max(0));
     } else if matches.is_present("get") {
         println!("{}", controller.get_brightness());
-    } else if matches.is_present("zer") {
+    } else if matches.is_present("zero") {
         controller.set_brightness(0);
-    } else if matches.is_present("ful") {
+    } else if matches.is_present("full") {
         controller.set_brightness(controller.get_max_brightness());
     } else {
         build_cli().print_long_help().unwrap();